20130673684

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{61}}^1\times {\mathrm{681841}}^1$

素因数の和:681928

約数の個数: 36

約数和(自身を含む): 39357283924

約数和(自身を除く): 19226610240

約数列:

[1, 2, 4, 11, 22, 44, 61, 121, 122, 242, 244, 484, 671, 1342, 2684, 7381, 14762, 29524, 681841, 1363682, 2727364, 7500251, 15000502, 30001004, 41592301, 82502761, 83184602, 165005522, 166369204, 330011044, 457515311, 915030622, 1830061244, 5032668421, 10065336842, 20130673684]

約数ペア:

[(1, 20130673684), (2, 10065336842), (4, 5032668421), (11, 1830061244), (22, 915030622), (44, 457515311), (61, 330011044), (121, 166369204), (122, 165005522), (242, 83184602), (244, 82502761), (484, 41592301), (671, 30001004), (1342, 15000502), (2684, 7500251), (7381, 2727364), (14762, 1363682), (29524, 681841)]