19858962008

素因数分解:

$2^3\times {\mathrm{109}}^1\times {\mathrm{5227}}^1\times {\mathrm{4357}}^1$

素因数の和:9699

約数の個数: 32

約数和(自身を含む): 37592979600

約数和(自身を除く): 17734017592

約数列:

[1, 2, 4, 8, 109, 218, 436, 872, 4357, 5227, 8714, 10454, 17428, 20908, 34856, 41816, 474913, 569743, 949826, 1139486, 1899652, 2278972, 3799304, 4557944, 22774039, 45548078, 91096156, 182192312, 2482370251, 4964740502, 9929481004, 19858962008]

約数ペア:

[(1, 19858962008), (2, 9929481004), (4, 4964740502), (8, 2482370251), (109, 182192312), (218, 91096156), (436, 45548078), (872, 22774039), (4357, 4557944), (5227, 3799304), (8714, 2278972), (10454, 1899652), (17428, 1139486), (20908, 949826), (34856, 569743), (41816, 474913)]