18560145

素因数分解:

$3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{42667}}^1$

素因数の和:42704

約数の個数: 16

約数和(自身を含む): 30720960

約数和(自身を除く): 12160815

約数列:

[1, 3, 5, 15, 29, 87, 145, 435, 42667, 128001, 213335, 640005, 1237343, 3712029, 6186715, 18560145]

約数ペア:

[(1, 18560145), (3, 6186715), (5, 3712029), (15, 1237343), (29, 640005), (87, 213335), (145, 128001), (435, 42667)]