18762884

素因数分解:

$2^2\times 7^2\times {\mathrm{29}}^1\times {\mathrm{3301}}^1$

素因数の和:3348

約数の個数: 36

約数和(自身を含む): 39524940

約数和(自身を除く): 20762056

約数列:

[1, 2, 4, 7, 14, 28, 29, 49, 58, 98, 116, 196, 203, 406, 812, 1421, 2842, 3301, 5684, 6602, 13204, 23107, 46214, 92428, 95729, 161749, 191458, 323498, 382916, 646996, 670103, 1340206, 2680412, 4690721, 9381442, 18762884]

約数ペア:

[(1, 18762884), (2, 9381442), (4, 4690721), (7, 2680412), (14, 1340206), (28, 670103), (29, 646996), (49, 382916), (58, 323498), (98, 191458), (116, 161749), (196, 95729), (203, 92428), (406, 46214), (812, 23107), (1421, 13204), (2842, 6602), (3301, 5684)]