20873282

素因数分解:

$2^1\times {\mathrm{23}}^2\times {\mathrm{109}}^1\times {\mathrm{181}}^1$

素因数の和:338

約数の個数: 24

約数和(自身を含む): 33213180

約数和(自身を除く): 12339898

約数列:

[1, 2, 23, 46, 109, 181, 218, 362, 529, 1058, 2507, 4163, 5014, 8326, 19729, 39458, 57661, 95749, 115322, 191498, 453767, 907534, 10436641, 20873282]

約数ペア:

[(1, 20873282), (2, 10436641), (23, 907534), (46, 453767), (109, 191498), (181, 115322), (218, 95749), (362, 57661), (529, 39458), (1058, 19729), (2507, 8326), (4163, 5014)]