20810928

素因数分解:

$2^4\times 3^1\times {\mathrm{19}}^2\times {\mathrm{1201}}^1$

素因数の和:1250

約数の個数: 60

約数和(自身を含む): 56787288

約数和(自身を除く): 35976360

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 19, 24, 38, 48, 57, 76, 114, 152, 228, 304, 361, 456, 722, 912, 1083, 1201, 1444, 2166, 2402, 2888, 3603, 4332, 4804, 5776, 7206, 8664, 9608, 14412, 17328, 19216, 22819, 28824, 45638, 57648, 68457, 91276, 136914, 182552, 273828, 365104, 433561, 547656, 867122, 1095312, 1300683, 1734244, 2601366, 3468488, 5202732, 6936976, 10405464, 20810928]

約数ペア:

[(1, 20810928), (2, 10405464), (3, 6936976), (4, 5202732), (6, 3468488), (8, 2601366), (12, 1734244), (16, 1300683), (19, 1095312), (24, 867122), (38, 547656), (48, 433561), (57, 365104), (76, 273828), (114, 182552), (152, 136914), (228, 91276), (304, 68457), (361, 57648), (456, 45638), (722, 28824), (912, 22819), (1083, 19216), (1201, 17328), (1444, 14412), (2166, 9608), (2402, 8664), (2888, 7206), (3603, 5776), (4332, 4804)]