19658528

素因数分解:

$2^5\times {\mathrm{17}}^1\times {\mathrm{36137}}^1$

素因数の和:36164

約数の個数: 24

約数和(自身を含む): 40980492

約数和(自身を除く): 21321964

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 68, 136, 272, 544, 36137, 72274, 144548, 289096, 578192, 614329, 1156384, 1228658, 2457316, 4914632, 9829264, 19658528]

約数ペア:

[(1, 19658528), (2, 9829264), (4, 4914632), (8, 2457316), (16, 1228658), (17, 1156384), (32, 614329), (34, 578192), (68, 289096), (136, 144548), (272, 72274), (544, 36137)]