18506796

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{20029}}^1$

素因数の和:20054

約数の個数: 48

約数和(自身を含む): 53840640

約数和(自身を除く): 35333844

約数列:

[1, 2, 3, 4, 6, 7, 11, 12, 14, 21, 22, 28, 33, 42, 44, 66, 77, 84, 132, 154, 231, 308, 462, 924, 20029, 40058, 60087, 80116, 120174, 140203, 220319, 240348, 280406, 420609, 440638, 560812, 660957, 841218, 881276, 1321914, 1542233, 1682436, 2643828, 3084466, 4626699, 6168932, 9253398, 18506796]

約数ペア:

[(1, 18506796), (2, 9253398), (3, 6168932), (4, 4626699), (6, 3084466), (7, 2643828), (11, 1682436), (12, 1542233), (14, 1321914), (21, 881276), (22, 841218), (28, 660957), (33, 560812), (42, 440638), (44, 420609), (66, 280406), (77, 240348), (84, 220319), (132, 140203), (154, 120174), (231, 80116), (308, 60087), (462, 40058), (924, 20029)]