18409005

素因数分解:

$3^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{7177}}^1$

素因数の和:7210

約数の個数: 32

約数和(自身を含む): 34454400

約数和(自身を除く): 16045395

約数列:

[1, 3, 5, 9, 15, 19, 27, 45, 57, 95, 135, 171, 285, 513, 855, 2565, 7177, 21531, 35885, 64593, 107655, 136363, 193779, 322965, 409089, 681815, 968895, 1227267, 2045445, 3681801, 6136335, 18409005]

約数ペア:

[(1, 18409005), (3, 6136335), (5, 3681801), (9, 2045445), (15, 1227267), (19, 968895), (27, 681815), (45, 409089), (57, 322965), (95, 193779), (135, 136363), (171, 107655), (285, 64593), (513, 35885), (855, 21531), (2565, 7177)]