18658070

素因数分解:

$2^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{73}}^1\times {\mathrm{419}}^1$

素因数の和:560

約数の個数: 32

約数和(自身を含む): 34685280

約数和(自身を除く): 16027210

約数列:

[1, 2, 5, 10, 61, 73, 122, 146, 305, 365, 419, 610, 730, 838, 2095, 4190, 4453, 8906, 22265, 25559, 30587, 44530, 51118, 61174, 127795, 152935, 255590, 305870, 1865807, 3731614, 9329035, 18658070]

約数ペア:

[(1, 18658070), (2, 9329035), (5, 3731614), (10, 1865807), (61, 305870), (73, 255590), (122, 152935), (146, 127795), (305, 61174), (365, 51118), (419, 44530), (610, 30587), (730, 25559), (838, 22265), (2095, 8906), (4190, 4453)]