20154705

素因数分解:

$3^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{22027}}^1$

素因数の和:22096

約数の個数: 16

約数和(自身を含む): 32777664

約数和(自身を除く): 12622959

約数列:

[1, 3, 5, 15, 61, 183, 305, 915, 22027, 66081, 110135, 330405, 1343647, 4030941, 6718235, 20154705]

約数ペア:

[(1, 20154705), (3, 6718235), (5, 4030941), (15, 1343647), (61, 330405), (183, 110135), (305, 66081), (915, 22027)]