20703670

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{2377}}^1$

素因数の和:2464

約数の個数: 32

約数和(自身を含む): 40749408

約数和(自身を除く): 20045738

約数列:

[1, 2, 5, 10, 13, 26, 65, 67, 130, 134, 335, 670, 871, 1742, 2377, 4355, 4754, 8710, 11885, 23770, 30901, 61802, 154505, 159259, 309010, 318518, 796295, 1592590, 2070367, 4140734, 10351835, 20703670]

約数ペア:

[(1, 20703670), (2, 10351835), (5, 4140734), (10, 2070367), (13, 1592590), (26, 796295), (65, 318518), (67, 309010), (130, 159259), (134, 154505), (335, 61802), (670, 30901), (871, 23770), (1742, 11885), (2377, 8710), (4355, 4754)]