20370508872

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{353}}^1\times {\mathrm{6481}}^1$

素因数の和:6903

約数の個数: 128

約数和(自身を含む): 59476757760

約数和(自身を除く): 39106248888

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 53, 56, 84, 106, 159, 168, 212, 318, 353, 371, 424, 636, 706, 742, 1059, 1113, 1272, 1412, 1484, 2118, 2226, 2471, 2824, 2968, 4236, 4452, 4942, 6481, 7413, 8472, 8904, 9884, 12962, 14826, 18709, 19443, 19768, 25924, 29652, 37418, 38886, 45367, 51848, 56127, 59304, 74836, 77772, 90734, 112254, 130963, 136101, 149672, 155544, 181468, 224508, 261926, 272202, 343493, 362936, 392889, 449016, 523852, 544404, 686986, 785778, 1030479, 1047704, 1088808, 1373972, 1571556, 2060958, 2287793, 2404451, 2747944, 3143112, 4121916, 4575586, 4808902, 6863379, 7213353, 8243832, 9151172, 9617804, 13726758, 14426706, 16014551, 18302344, 19235608, 27453516, 28853412, 32029102, 48043653, 54907032, 57706824, 64058204, 96087306, 121253029, 128116408, 192174612, 242506058, 363759087, 384349224, 485012116, 727518174, 848771203, 970024232, 1455036348, 1697542406, 2546313609, 2910072696, 3395084812, 5092627218, 6790169624, 10185254436, 20370508872]

約数ペア:

[(1, 20370508872), (2, 10185254436), (3, 6790169624), (4, 5092627218), (6, 3395084812), (7, 2910072696), (8, 2546313609), (12, 1697542406), (14, 1455036348), (21, 970024232), (24, 848771203), (28, 727518174), (42, 485012116), (53, 384349224), (56, 363759087), (84, 242506058), (106, 192174612), (159, 128116408), (168, 121253029), (212, 96087306), (318, 64058204), (353, 57706824), (371, 54907032), (424, 48043653), (636, 32029102), (706, 28853412), (742, 27453516), (1059, 19235608), (1113, 18302344), (1272, 16014551), (1412, 14426706), (1484, 13726758), (2118, 9617804), (2226, 9151172), (2471, 8243832), (2824, 7213353), (2968, 6863379), (4236, 4808902), (4452, 4575586), (4942, 4121916), (6481, 3143112), (7413, 2747944), (8472, 2404451), (8904, 2287793), (9884, 2060958), (12962, 1571556), (14826, 1373972), (18709, 1088808), (19443, 1047704), (19768, 1030479), (25924, 785778), (29652, 686986), (37418, 544404), (38886, 523852), (45367, 449016), (51848, 392889), (56127, 362936), (59304, 343493), (74836, 272202), (77772, 261926), (90734, 224508), (112254, 181468), (130963, 155544), (136101, 149672)]