18533835

素因数分解:

$3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{409}}^1$

素因数の和:492

約数の個数: 48

約数和(自身を含む): 34538400

約数和(自身を除く): 16004565

約数列:

[1, 3, 5, 9, 15, 19, 45, 53, 57, 95, 159, 171, 265, 285, 409, 477, 795, 855, 1007, 1227, 2045, 2385, 3021, 3681, 5035, 6135, 7771, 9063, 15105, 18405, 21677, 23313, 38855, 45315, 65031, 69939, 108385, 116565, 195093, 325155, 349695, 411863, 975465, 1235589, 2059315, 3706767, 6177945, 18533835]

約数ペア:

[(1, 18533835), (3, 6177945), (5, 3706767), (9, 2059315), (15, 1235589), (19, 975465), (45, 411863), (53, 349695), (57, 325155), (95, 195093), (159, 116565), (171, 108385), (265, 69939), (285, 65031), (409, 45315), (477, 38855), (795, 23313), (855, 21677), (1007, 18405), (1227, 15105), (2045, 9063), (2385, 7771), (3021, 6135), (3681, 5035)]