19213625

素因数分解:

$5^3\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{163}}^1$

素因数の和:242

約数の個数: 32

約数和(自身を含む): 25788672

約数和(自身を除く): 6575047

約数列:

[1, 5, 23, 25, 41, 115, 125, 163, 205, 575, 815, 943, 1025, 2875, 3749, 4075, 4715, 5125, 6683, 18745, 20375, 23575, 33415, 93725, 117875, 153709, 167075, 468625, 768545, 835375, 3842725, 19213625]

約数ペア:

[(1, 19213625), (5, 3842725), (23, 835375), (25, 768545), (41, 468625), (115, 167075), (125, 153709), (163, 117875), (205, 93725), (575, 33415), (815, 23575), (943, 20375), (1025, 18745), (2875, 6683), (3749, 5125), (4075, 4715)]