17958176

素因数分解:

$2^5\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{421}}^1$

素因数の和:505

約数の個数: 48

約数和(自身を含む): 37433088

約数和(自身を除く): 19474912

約数列:

[1, 2, 4, 8, 16, 31, 32, 43, 62, 86, 124, 172, 248, 344, 421, 496, 688, 842, 992, 1333, 1376, 1684, 2666, 3368, 5332, 6736, 10664, 13051, 13472, 18103, 21328, 26102, 36206, 42656, 52204, 72412, 104408, 144824, 208816, 289648, 417632, 561193, 579296, 1122386, 2244772, 4489544, 8979088, 17958176]

約数ペア:

[(1, 17958176), (2, 8979088), (4, 4489544), (8, 2244772), (16, 1122386), (31, 579296), (32, 561193), (43, 417632), (62, 289648), (86, 208816), (124, 144824), (172, 104408), (248, 72412), (344, 52204), (421, 42656), (496, 36206), (688, 26102), (842, 21328), (992, 18103), (1333, 13472), (1376, 13051), (1684, 10664), (2666, 6736), (3368, 5332)]