20283966

素因数分解:

$2^1\times 3^3\times {\mathrm{149}}^1\times {\mathrm{2521}}^1$

素因数の和:2681

約数の個数: 32

約数和(自身を含む): 45396000

約数和(自身を除く): 25112034

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 149, 298, 447, 894, 1341, 2521, 2682, 4023, 5042, 7563, 8046, 15126, 22689, 45378, 68067, 136134, 375629, 751258, 1126887, 2253774, 3380661, 6761322, 10141983, 20283966]

約数ペア:

[(1, 20283966), (2, 10141983), (3, 6761322), (6, 3380661), (9, 2253774), (18, 1126887), (27, 751258), (54, 375629), (149, 136134), (298, 68067), (447, 45378), (894, 22689), (1341, 15126), (2521, 8046), (2682, 7563), (4023, 5042)]