18145995

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{3677}}^1$

素因数の和:3739

約数の個数: 32

約数和(自身を含む): 33896448

約数和(自身を除く): 15750453

約数列:

[1, 3, 5, 7, 15, 21, 35, 47, 105, 141, 235, 329, 705, 987, 1645, 3677, 4935, 11031, 18385, 25739, 55155, 77217, 128695, 172819, 386085, 518457, 864095, 1209733, 2592285, 3629199, 6048665, 18145995]

約数ペア:

[(1, 18145995), (3, 6048665), (5, 3629199), (7, 2592285), (15, 1209733), (21, 864095), (35, 518457), (47, 386085), (105, 172819), (141, 128695), (235, 77217), (329, 55155), (705, 25739), (987, 18385), (1645, 11031), (3677, 4935)]