20813634

素因数分解:

$2^1\times 3^2\times {\mathrm{43}}^1\times {\mathrm{26891}}^1$

素因数の和:26942

約数の個数: 24

約数和(自身を含む): 46146672

約数和(自身を除く): 25333038

約数列:

[1, 2, 3, 6, 9, 18, 43, 86, 129, 258, 387, 774, 26891, 53782, 80673, 161346, 242019, 484038, 1156313, 2312626, 3468939, 6937878, 10406817, 20813634]

約数ペア:

[(1, 20813634), (2, 10406817), (3, 6937878), (6, 3468939), (9, 2312626), (18, 1156313), (43, 484038), (86, 242019), (129, 161346), (258, 80673), (387, 53782), (774, 26891)]