20126093776

素因数分解:

$2^4\times {\mathrm{41}}^1\times {\mathrm{30680021}}^1$

素因数の和:30680070

約数の個数: 20

約数和(自身を含む): 39945388644

約数和(自身を除く): 19819294868

約数列:

[1, 2, 4, 8, 16, 41, 82, 164, 328, 656, 30680021, 61360042, 122720084, 245440168, 490880336, 1257880861, 2515761722, 5031523444, 10063046888, 20126093776]

約数ペア:

[(1, 20126093776), (2, 10063046888), (4, 5031523444), (8, 2515761722), (16, 1257880861), (41, 490880336), (82, 245440168), (164, 122720084), (328, 61360042), (656, 30680021)]