20675252

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{59}}^1\times {\mathrm{293}}^1$

素因数の和:392

約数の個数: 48

約数和(自身を含む): 41489280

約数和(自身を除く): 20814028

約数列:

[1, 2, 4, 13, 23, 26, 46, 52, 59, 92, 118, 236, 293, 299, 586, 598, 767, 1172, 1196, 1357, 1534, 2714, 3068, 3809, 5428, 6739, 7618, 13478, 15236, 17287, 17641, 26956, 34574, 35282, 69148, 70564, 87607, 175214, 224731, 350428, 397601, 449462, 795202, 898924, 1590404, 5168813, 10337626, 20675252]

約数ペア:

[(1, 20675252), (2, 10337626), (4, 5168813), (13, 1590404), (23, 898924), (26, 795202), (46, 449462), (52, 397601), (59, 350428), (92, 224731), (118, 175214), (236, 87607), (293, 70564), (299, 69148), (586, 35282), (598, 34574), (767, 26956), (1172, 17641), (1196, 17287), (1357, 15236), (1534, 13478), (2714, 7618), (3068, 6739), (3809, 5428)]