637185718

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{10007}}^1$

素因数の和:10132

約数の個数: 32

約数和(自身を含む): 1076060160

約数和(自身を除く): 438874442

約数列:

[1, 2, 13, 26, 31, 62, 79, 158, 403, 806, 1027, 2054, 2449, 4898, 10007, 20014, 31837, 63674, 130091, 260182, 310217, 620434, 790553, 1581106, 4032821, 8065642, 10277189, 20554378, 24507143, 49014286, 318592859, 637185718]

約数ペア:

[(1, 637185718), (2, 318592859), (13, 49014286), (26, 24507143), (31, 20554378), (62, 10277189), (79, 8065642), (158, 4032821), (403, 1581106), (806, 790553), (1027, 620434), (2054, 310217), (2449, 260182), (4898, 130091), (10007, 63674), (20014, 31837)]