19530265

素因数分解:

$5^1\times {\mathrm{37}}^1\times {\mathrm{229}}^1\times {\mathrm{461}}^1$

素因数の和:732

約数の個数: 16

約数和(自身を含む): 24227280

約数和(自身を除く): 4697015

約数列:

[1, 5, 37, 185, 229, 461, 1145, 2305, 8473, 17057, 42365, 85285, 105569, 527845, 3906053, 19530265]

約数ペア:

[(1, 19530265), (5, 3906053), (37, 527845), (185, 105569), (229, 85285), (461, 42365), (1145, 17057), (2305, 8473)]