19887186

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{15859}}^1$

素因数の和:15894

約数の個数: 32

約数和(自身を含む): 45676800

約数和(自身を除く): 25789614

約数列:

[1, 2, 3, 6, 11, 19, 22, 33, 38, 57, 66, 114, 209, 418, 627, 1254, 15859, 31718, 47577, 95154, 174449, 301321, 348898, 523347, 602642, 903963, 1046694, 1807926, 3314531, 6629062, 9943593, 19887186]

約数ペア:

[(1, 19887186), (2, 9943593), (3, 6629062), (6, 3314531), (11, 1807926), (19, 1046694), (22, 903963), (33, 602642), (38, 523347), (57, 348898), (66, 301321), (114, 174449), (209, 95154), (418, 47577), (627, 31718), (1254, 15859)]