19461770

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{239}}^1\times {\mathrm{479}}^1$

素因数の和:742

約数の個数: 32

約数和(自身を含む): 37324800

約数和(自身を除く): 17863030

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 239, 478, 479, 958, 1195, 2390, 2395, 4063, 4790, 8126, 8143, 16286, 20315, 40630, 40715, 81430, 114481, 228962, 572405, 1144810, 1946177, 3892354, 9730885, 19461770]

約数ペア:

[(1, 19461770), (2, 9730885), (5, 3892354), (10, 1946177), (17, 1144810), (34, 572405), (85, 228962), (170, 114481), (239, 81430), (478, 40715), (479, 40630), (958, 20315), (1195, 16286), (2390, 8143), (2395, 8126), (4063, 4790)]