20038662

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{359}}^1\times {\mathrm{443}}^1$

素因数の和:817

約数の個数: 48

約数和(自身を含む): 49870080

約数和(自身を除く): 29831418

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 126, 359, 443, 718, 886, 1077, 1329, 2154, 2513, 2658, 3101, 3231, 3987, 5026, 6202, 6462, 7539, 7974, 9303, 15078, 18606, 22617, 27909, 45234, 55818, 159037, 318074, 477111, 954222, 1113259, 1431333, 2226518, 2862666, 3339777, 6679554, 10019331, 20038662]

約数ペア:

[(1, 20038662), (2, 10019331), (3, 6679554), (6, 3339777), (7, 2862666), (9, 2226518), (14, 1431333), (18, 1113259), (21, 954222), (42, 477111), (63, 318074), (126, 159037), (359, 55818), (443, 45234), (718, 27909), (886, 22617), (1077, 18606), (1329, 15078), (2154, 9303), (2513, 7974), (2658, 7539), (3101, 6462), (3231, 6202), (3987, 5026)]