19662610

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{4157}}^1$

素因数の和:4218

約数の個数: 32

約数和(自身を含む): 39517632

約数和(自身を除く): 19855022

約数列:

[1, 2, 5, 10, 11, 22, 43, 55, 86, 110, 215, 430, 473, 946, 2365, 4157, 4730, 8314, 20785, 41570, 45727, 91454, 178751, 228635, 357502, 457270, 893755, 1787510, 1966261, 3932522, 9831305, 19662610]

約数ペア:

[(1, 19662610), (2, 9831305), (5, 3932522), (10, 1966261), (11, 1787510), (22, 893755), (43, 457270), (55, 357502), (86, 228635), (110, 178751), (215, 91454), (430, 45727), (473, 41570), (946, 20785), (2365, 8314), (4157, 4730)]