18922988

素因数分解:

$2^2\times 7^1\times {\mathrm{137}}^1\times {\mathrm{4933}}^1$

素因数の和:5081

約数の個数: 24

約数和(自身を含む): 38129952

約数和(自身を除く): 19206964

約数列:

[1, 2, 4, 7, 14, 28, 137, 274, 548, 959, 1918, 3836, 4933, 9866, 19732, 34531, 69062, 138124, 675821, 1351642, 2703284, 4730747, 9461494, 18922988]

約数ペア:

[(1, 18922988), (2, 9461494), (4, 4730747), (7, 2703284), (14, 1351642), (28, 675821), (137, 138124), (274, 69062), (548, 34531), (959, 19732), (1918, 9866), (3836, 4933)]