201991419612

素因数分解:

$2^2\times 3^2\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{233}}^1\times {\mathrm{17851}}^1$

素因数の和:18184

約数の個数: 144

約数和(自身を含む): 547402302720

約数和(自身を除く): 345410883108

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 36, 38, 57, 71, 76, 114, 142, 171, 213, 228, 233, 284, 342, 426, 466, 639, 684, 699, 852, 932, 1278, 1349, 1398, 2097, 2556, 2698, 2796, 4047, 4194, 4427, 5396, 8094, 8388, 8854, 12141, 13281, 16188, 16543, 17708, 17851, 24282, 26562, 33086, 35702, 39843, 48564, 49629, 53124, 53553, 66172, 71404, 79686, 99258, 107106, 148887, 159372, 160659, 198516, 214212, 297774, 314317, 321318, 339169, 595548, 628634, 642636, 678338, 942951, 1017507, 1257268, 1267421, 1356676, 1885902, 2035014, 2534842, 2828853, 3052521, 3771804, 3802263, 4070028, 4159283, 5069684, 5657706, 6105042, 7604526, 8318566, 11315412, 11406789, 12210084, 12477849, 15209052, 16637132, 22813578, 24080999, 24955698, 37433547, 45627156, 48161998, 49911396, 72242997, 74867094, 79026377, 96323996, 144485994, 149734188, 158052754, 216728991, 237079131, 288971988, 295309093, 316105508, 433457982, 474158262, 590618186, 711237393, 866915964, 885927279, 948316524, 1181236372, 1422474786, 1771854558, 2657781837, 2844949572, 3543709116, 5315563674, 5610872767, 10631127348, 11221745534, 16832618301, 22443491068, 33665236602, 50497854903, 67330473204, 100995709806, 201991419612]

約数ペア:

[(1, 201991419612), (2, 100995709806), (3, 67330473204), (4, 50497854903), (6, 33665236602), (9, 22443491068), (12, 16832618301), (18, 11221745534), (19, 10631127348), (36, 5610872767), (38, 5315563674), (57, 3543709116), (71, 2844949572), (76, 2657781837), (114, 1771854558), (142, 1422474786), (171, 1181236372), (213, 948316524), (228, 885927279), (233, 866915964), (284, 711237393), (342, 590618186), (426, 474158262), (466, 433457982), (639, 316105508), (684, 295309093), (699, 288971988), (852, 237079131), (932, 216728991), (1278, 158052754), (1349, 149734188), (1398, 144485994), (2097, 96323996), (2556, 79026377), (2698, 74867094), (2796, 72242997), (4047, 49911396), (4194, 48161998), (4427, 45627156), (5396, 37433547), (8094, 24955698), (8388, 24080999), (8854, 22813578), (12141, 16637132), (13281, 15209052), (16188, 12477849), (16543, 12210084), (17708, 11406789), (17851, 11315412), (24282, 8318566), (26562, 7604526), (33086, 6105042), (35702, 5657706), (39843, 5069684), (48564, 4159283), (49629, 4070028), (53124, 3802263), (53553, 3771804), (66172, 3052521), (71404, 2828853), (79686, 2534842), (99258, 2035014), (107106, 1885902), (148887, 1356676), (159372, 1267421), (160659, 1257268), (198516, 1017507), (214212, 942951), (297774, 678338), (314317, 642636), (321318, 628634), (339169, 595548)]