20138261018

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{409}}^1\times {\mathrm{26107}}^1$

素因数の和:26582

約数の個数: 32

約数和(自身を含む): 32369742720

約数和(自身を除く): 12231481702

約数列:

[1, 2, 23, 41, 46, 82, 409, 818, 943, 1886, 9407, 16769, 18814, 26107, 33538, 52214, 385687, 600461, 771374, 1070387, 1200922, 2140774, 10677763, 21355526, 24618901, 49237802, 245588549, 437788283, 491177098, 875576566, 10069130509, 20138261018]

約数ペア:

[(1, 20138261018), (2, 10069130509), (23, 875576566), (41, 491177098), (46, 437788283), (82, 245588549), (409, 49237802), (818, 24618901), (943, 21355526), (1886, 10677763), (9407, 2140774), (16769, 1200922), (18814, 1070387), (26107, 771374), (33538, 600461), (52214, 385687)]