13019696

素因数分解:

$2^4\times {\mathrm{71}}^1\times {\mathrm{73}}^1\times {\mathrm{157}}^1$

素因数の和:309

約数の個数: 40

約数和(自身を含む): 26096544

約数和(自身を除く): 13076848

約数列:

[1, 2, 4, 8, 16, 71, 73, 142, 146, 157, 284, 292, 314, 568, 584, 628, 1136, 1168, 1256, 2512, 5183, 10366, 11147, 11461, 20732, 22294, 22922, 41464, 44588, 45844, 82928, 89176, 91688, 178352, 183376, 813731, 1627462, 3254924, 6509848, 13019696]

約数ペア:

[(1, 13019696), (2, 6509848), (4, 3254924), (8, 1627462), (16, 813731), (71, 183376), (73, 178352), (142, 91688), (146, 89176), (157, 82928), (284, 45844), (292, 44588), (314, 41464), (568, 22922), (584, 22294), (628, 20732), (1136, 11461), (1168, 11147), (1256, 10366), (2512, 5183)]