201489808

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{211}}^1\times {\mathrm{4591}}^1$

素因数の和:4823

約数の個数: 40

約数和(自身を含む): 422500736

約数和(自身を除く): 221010928

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 211, 422, 844, 1688, 2743, 3376, 4591, 5486, 9182, 10972, 18364, 21944, 36728, 43888, 59683, 73456, 119366, 238732, 477464, 954928, 968701, 1937402, 3874804, 7749608, 12593113, 15499216, 25186226, 50372452, 100744904, 201489808]

約数ペア:

[(1, 201489808), (2, 100744904), (4, 50372452), (8, 25186226), (13, 15499216), (16, 12593113), (26, 7749608), (52, 3874804), (104, 1937402), (208, 968701), (211, 954928), (422, 477464), (844, 238732), (1688, 119366), (2743, 73456), (3376, 59683), (4591, 43888), (5486, 36728), (9182, 21944), (10972, 18364)]