20262424

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^2\times {\mathrm{2141}}^1$

素因数の和:2180

約数の個数: 48

約数和(自身を含む): 47038320

約数和(自身を除く): 26775896

約数列:

[1, 2, 4, 7, 8, 13, 14, 26, 28, 52, 56, 91, 104, 169, 182, 338, 364, 676, 728, 1183, 1352, 2141, 2366, 4282, 4732, 8564, 9464, 14987, 17128, 27833, 29974, 55666, 59948, 111332, 119896, 194831, 222664, 361829, 389662, 723658, 779324, 1447316, 1558648, 2532803, 2894632, 5065606, 10131212, 20262424]

約数ペア:

[(1, 20262424), (2, 10131212), (4, 5065606), (7, 2894632), (8, 2532803), (13, 1558648), (14, 1447316), (26, 779324), (28, 723658), (52, 389662), (56, 361829), (91, 222664), (104, 194831), (169, 119896), (182, 111332), (338, 59948), (364, 55666), (676, 29974), (728, 27833), (1183, 17128), (1352, 14987), (2141, 9464), (2366, 8564), (4282, 4732)]