16503890

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{1607}}^1$

素因数の和:1706

約数の個数: 32

約数和(自身を含む): 32417280

約数和(自身を除く): 15913390

約数列:

[1, 2, 5, 10, 13, 26, 65, 79, 130, 158, 395, 790, 1027, 1607, 2054, 3214, 5135, 8035, 10270, 16070, 20891, 41782, 104455, 126953, 208910, 253906, 634765, 1269530, 1650389, 3300778, 8251945, 16503890]

約数ペア:

[(1, 16503890), (2, 8251945), (5, 3300778), (10, 1650389), (13, 1269530), (26, 634765), (65, 253906), (79, 208910), (130, 126953), (158, 104455), (395, 41782), (790, 20891), (1027, 16070), (1607, 10270), (2054, 8035), (3214, 5135)]