201555838

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{139}}^1\times {\mathrm{3469}}^1$

素因数の和:3640

約数の個数: 32

約数和(自身を含む): 349776000

約数和(自身を除く): 148220162

約数列:

[1, 2, 11, 19, 22, 38, 139, 209, 278, 418, 1529, 2641, 3058, 3469, 5282, 6938, 29051, 38159, 58102, 65911, 76318, 131822, 482191, 725021, 964382, 1450042, 5304101, 9161629, 10608202, 18323258, 100777919, 201555838]

約数ペア:

[(1, 201555838), (2, 100777919), (11, 18323258), (19, 10608202), (22, 9161629), (38, 5304101), (139, 1450042), (209, 964382), (278, 725021), (418, 482191), (1529, 131822), (2641, 76318), (3058, 65911), (3469, 58102), (5282, 38159), (6938, 29051)]