20176985106

素因数分解:

$2^1\times 3^2\times {\mathrm{23}}^1\times {\mathrm{2311}}^1\times {\mathrm{21089}}^1$

素因数の和:23431

約数の個数: 48

約数和(自身を含む): 45639434880

約数和(自身を除く): 25462449774

約数列:

[1, 2, 3, 6, 9, 18, 23, 46, 69, 138, 207, 414, 2311, 4622, 6933, 13866, 20799, 21089, 41598, 42178, 53153, 63267, 106306, 126534, 159459, 189801, 318918, 379602, 478377, 485047, 956754, 970094, 1455141, 2910282, 4365423, 8730846, 48736679, 97473358, 146210037, 292420074, 438630111, 877260222, 1120943617, 2241887234, 3362830851, 6725661702, 10088492553, 20176985106]

約数ペア:

[(1, 20176985106), (2, 10088492553), (3, 6725661702), (6, 3362830851), (9, 2241887234), (18, 1120943617), (23, 877260222), (46, 438630111), (69, 292420074), (138, 146210037), (207, 97473358), (414, 48736679), (2311, 8730846), (4622, 4365423), (6933, 2910282), (13866, 1455141), (20799, 970094), (21089, 956754), (41598, 485047), (42178, 478377), (53153, 379602), (63267, 318918), (106306, 189801), (126534, 159459)]