20123642862

素因数分解:

$2^1\times 3^3\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{852769}}^1$

素因数の和:852822

約数の個数: 64

約数和(自身を含む): 49119552000

約数和(自身を除く): 28995909138

約数列:

[1, 2, 3, 6, 9, 18, 19, 23, 27, 38, 46, 54, 57, 69, 114, 138, 171, 207, 342, 414, 437, 513, 621, 874, 1026, 1242, 1311, 2622, 3933, 7866, 11799, 23598, 852769, 1705538, 2558307, 5116614, 7674921, 15349842, 16202611, 19613687, 23024763, 32405222, 39227374, 46049526, 48607833, 58841061, 97215666, 117682122, 145823499, 176523183, 291646998, 353046366, 372660053, 437470497, 529569549, 745320106, 874940994, 1059139098, 1117980159, 2235960318, 3353940477, 6707880954, 10061821431, 20123642862]

約数ペア:

[(1, 20123642862), (2, 10061821431), (3, 6707880954), (6, 3353940477), (9, 2235960318), (18, 1117980159), (19, 1059139098), (23, 874940994), (27, 745320106), (38, 529569549), (46, 437470497), (54, 372660053), (57, 353046366), (69, 291646998), (114, 176523183), (138, 145823499), (171, 117682122), (207, 97215666), (342, 58841061), (414, 48607833), (437, 46049526), (513, 39227374), (621, 32405222), (874, 23024763), (1026, 19613687), (1242, 16202611), (1311, 15349842), (2622, 7674921), (3933, 5116614), (7866, 2558307), (11799, 1705538), (23598, 852769)]