20445282

素因数分解:

$2^1\times 3^2\times {\mathrm{11}}^1\times {\mathrm{13}}^3\times {\mathrm{47}}^1$

素因数の和:105

約数の個数: 96

約数和(自身を含む): 53464320

約数和(自身を除く): 33019038

約数列:

[1, 2, 3, 6, 9, 11, 13, 18, 22, 26, 33, 39, 47, 66, 78, 94, 99, 117, 141, 143, 169, 198, 234, 282, 286, 338, 423, 429, 507, 517, 611, 846, 858, 1014, 1034, 1222, 1287, 1521, 1551, 1833, 1859, 2197, 2574, 3042, 3102, 3666, 3718, 4394, 4653, 5499, 5577, 6591, 6721, 7943, 9306, 10998, 11154, 13182, 13442, 15886, 16731, 19773, 20163, 23829, 24167, 33462, 39546, 40326, 47658, 48334, 60489, 71487, 72501, 87373, 103259, 120978, 142974, 145002, 174746, 206518, 217503, 262119, 309777, 435006, 524238, 619554, 786357, 929331, 1135849, 1572714, 1858662, 2271698, 3407547, 6815094, 10222641, 20445282]

約数ペア:

[(1, 20445282), (2, 10222641), (3, 6815094), (6, 3407547), (9, 2271698), (11, 1858662), (13, 1572714), (18, 1135849), (22, 929331), (26, 786357), (33, 619554), (39, 524238), (47, 435006), (66, 309777), (78, 262119), (94, 217503), (99, 206518), (117, 174746), (141, 145002), (143, 142974), (169, 120978), (198, 103259), (234, 87373), (282, 72501), (286, 71487), (338, 60489), (423, 48334), (429, 47658), (507, 40326), (517, 39546), (611, 33462), (846, 24167), (858, 23829), (1014, 20163), (1034, 19773), (1222, 16731), (1287, 15886), (1521, 13442), (1551, 13182), (1833, 11154), (1859, 10998), (2197, 9306), (2574, 7943), (3042, 6721), (3102, 6591), (3666, 5577), (3718, 5499), (4394, 4653)]