20920494

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{149}}^1\times {\mathrm{3343}}^1$

素因数の和:3504

約数の個数: 32

約数和(自身を含む): 48153600

約数和(自身を除く): 27233106

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 149, 298, 447, 894, 1043, 2086, 3129, 3343, 6258, 6686, 10029, 20058, 23401, 46802, 70203, 140406, 498107, 996214, 1494321, 2988642, 3486749, 6973498, 10460247, 20920494]

約数ペア:

[(1, 20920494), (2, 10460247), (3, 6973498), (6, 3486749), (7, 2988642), (14, 1494321), (21, 996214), (42, 498107), (149, 140406), (298, 70203), (447, 46802), (894, 23401), (1043, 20058), (2086, 10029), (3129, 6686), (3343, 6258)]