20309718

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{23671}}^1$

素因数の和:23700

約数の個数: 32

約数和(自身を含む): 47722752

約数和(自身を除く): 27413034

約数列:

[1, 2, 3, 6, 11, 13, 22, 26, 33, 39, 66, 78, 143, 286, 429, 858, 23671, 47342, 71013, 142026, 260381, 307723, 520762, 615446, 781143, 923169, 1562286, 1846338, 3384953, 6769906, 10154859, 20309718]

約数ペア:

[(1, 20309718), (2, 10154859), (3, 6769906), (6, 3384953), (11, 1846338), (13, 1562286), (22, 923169), (26, 781143), (33, 615446), (39, 520762), (66, 307723), (78, 260381), (143, 142026), (286, 71013), (429, 47342), (858, 23671)]