20174790998

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{191}}^1\times {\mathrm{53401}}^1$

素因数の和:53660

約数の個数: 32

約数和(自身を含む): 32482086912

約数和(自身を除く): 12307295914

約数列:

[1, 2, 23, 43, 46, 86, 191, 382, 989, 1978, 4393, 8213, 8786, 16426, 53401, 106802, 188899, 377798, 1228223, 2296243, 2456446, 4592486, 10199591, 20399182, 52813589, 105627178, 234590593, 438582413, 469181186, 877164826, 10087395499, 20174790998]

約数ペア:

[(1, 20174790998), (2, 10087395499), (23, 877164826), (43, 469181186), (46, 438582413), (86, 234590593), (191, 105627178), (382, 52813589), (989, 20399182), (1978, 10199591), (4393, 4592486), (8213, 2456446), (8786, 2296243), (16426, 1228223), (53401, 377798), (106802, 188899)]