20846670

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{53453}}^1$

素因数の和:53476

約数の個数: 32

約数和(自身を含む): 53881632

約数和(自身を除く): 33034962

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 53453, 106906, 160359, 267265, 320718, 534530, 694889, 801795, 1389778, 1603590, 2084667, 3474445, 4169334, 6948890, 10423335, 20846670]

約数ペア:

[(1, 20846670), (2, 10423335), (3, 6948890), (5, 4169334), (6, 3474445), (10, 2084667), (13, 1603590), (15, 1389778), (26, 801795), (30, 694889), (39, 534530), (65, 320718), (78, 267265), (130, 160359), (195, 106906), (390, 53453)]