20196688490

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{4269913}}^1$

素因数の和:4269974

約数の個数: 32

約数和(自身を含む): 40581262656

約数和(自身を除く): 20384574166

約数列:

[1, 2, 5, 10, 11, 22, 43, 55, 86, 110, 215, 430, 473, 946, 2365, 4730, 4269913, 8539826, 21349565, 42699130, 46969043, 93938086, 183606259, 234845215, 367212518, 469690430, 918031295, 1836062590, 2019668849, 4039337698, 10098344245, 20196688490]

約数ペア:

[(1, 20196688490), (2, 10098344245), (5, 4039337698), (10, 2019668849), (11, 1836062590), (22, 918031295), (43, 469690430), (55, 367212518), (86, 234845215), (110, 183606259), (215, 93938086), (430, 46969043), (473, 42699130), (946, 21349565), (2365, 8539826), (4730, 4269913)]