18955188

素因数分解:

$2^2\times 3^3\times 7^1\times {\mathrm{25073}}^1$

素因数の和:25093

約数の個数: 48

約数和(自身を含む): 56165760

約数和(自身を除く): 37210572

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 42, 54, 63, 84, 108, 126, 189, 252, 378, 756, 25073, 50146, 75219, 100292, 150438, 175511, 225657, 300876, 351022, 451314, 526533, 676971, 702044, 902628, 1053066, 1353942, 1579599, 2106132, 2707884, 3159198, 4738797, 6318396, 9477594, 18955188]

約数ペア:

[(1, 18955188), (2, 9477594), (3, 6318396), (4, 4738797), (6, 3159198), (7, 2707884), (9, 2106132), (12, 1579599), (14, 1353942), (18, 1053066), (21, 902628), (27, 702044), (28, 676971), (36, 526533), (42, 451314), (54, 351022), (63, 300876), (84, 225657), (108, 175511), (126, 150438), (189, 100292), (252, 75219), (378, 50146), (756, 25073)]