20604350

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{31699}}^1$

素因数の和:31724

約数の個数: 24

約数和(自身を含む): 41273400

約数和(自身を除く): 20669050

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 130, 325, 650, 31699, 63398, 158495, 316990, 412087, 792475, 824174, 1584950, 2060435, 4120870, 10302175, 20604350]

約数ペア:

[(1, 20604350), (2, 10302175), (5, 4120870), (10, 2060435), (13, 1584950), (25, 824174), (26, 792475), (50, 412087), (65, 316990), (130, 158495), (325, 63398), (650, 31699)]