20199665283

素因数分解:

$3^1\times 7^2\times {\mathrm{41}}^1\times {\mathrm{173}}^1\times {\mathrm{19373}}^1$

素因数の和:19604

約数の個数: 48

約数和(自身を含む): 32281423776

約数和(自身を除く): 12081758493

約数列:

[1, 3, 7, 21, 41, 49, 123, 147, 173, 287, 519, 861, 1211, 2009, 3633, 6027, 7093, 8477, 19373, 21279, 25431, 49651, 58119, 135611, 148953, 347557, 406833, 794293, 949277, 1042671, 2382879, 2847831, 3351529, 5560051, 10054587, 16680153, 23460703, 38920357, 70382109, 116761071, 137412689, 164224921, 412238067, 492674763, 961888823, 2885666469, 6733221761, 20199665283]

約数ペア:

[(1, 20199665283), (3, 6733221761), (7, 2885666469), (21, 961888823), (41, 492674763), (49, 412238067), (123, 164224921), (147, 137412689), (173, 116761071), (287, 70382109), (519, 38920357), (861, 23460703), (1211, 16680153), (2009, 10054587), (3633, 5560051), (6027, 3351529), (7093, 2847831), (8477, 2382879), (19373, 1042671), (21279, 949277), (25431, 794293), (49651, 406833), (58119, 347557), (135611, 148953)]