19013945

素因数分解:

$5^1\times {\mathrm{73}}^1\times {\mathrm{113}}^1\times {\mathrm{461}}^1$

素因数の和:652

約数の個数: 16

約数和(自身を含む): 23384592

約数和(自身を除く): 4370647

約数列:

[1, 5, 73, 113, 365, 461, 565, 2305, 8249, 33653, 41245, 52093, 168265, 260465, 3802789, 19013945]

約数ペア:

[(1, 19013945), (5, 3802789), (73, 260465), (113, 168265), (365, 52093), (461, 41245), (565, 33653), (2305, 8249)]