18961803

素因数分解:

$3^3\times 7^1\times {\mathrm{41}}^1\times {\mathrm{2447}}^1$

素因数の和:2504

約数の個数: 32

約数和(自身を含む): 32901120

約数和(自身を除く): 13939317

約数列:

[1, 3, 7, 9, 21, 27, 41, 63, 123, 189, 287, 369, 861, 1107, 2447, 2583, 7341, 7749, 17129, 22023, 51387, 66069, 100327, 154161, 300981, 462483, 702289, 902943, 2106867, 2708829, 6320601, 18961803]

約数ペア:

[(1, 18961803), (3, 6320601), (7, 2708829), (9, 2106867), (21, 902943), (27, 702289), (41, 462483), (63, 300981), (123, 154161), (189, 100327), (287, 66069), (369, 51387), (861, 22023), (1107, 17129), (2447, 7749), (2583, 7341)]