18775827

素因数分解:

$3^3\times 7^1\times {\mathrm{41}}^1\times {\mathrm{2423}}^1$

素因数の和:2480

約数の個数: 32

約数和(自身を含む): 32578560

約数和(自身を除く): 13802733

約数列:

[1, 3, 7, 9, 21, 27, 41, 63, 123, 189, 287, 369, 861, 1107, 2423, 2583, 7269, 7749, 16961, 21807, 50883, 65421, 99343, 152649, 298029, 457947, 695401, 894087, 2086203, 2682261, 6258609, 18775827]

約数ペア:

[(1, 18775827), (3, 6258609), (7, 2682261), (9, 2086203), (21, 894087), (27, 695401), (41, 457947), (63, 298029), (123, 152649), (189, 99343), (287, 65421), (369, 50883), (861, 21807), (1107, 16961), (2423, 7749), (2583, 7269)]