18481898

素因数分解:

$2^1\times {\mathrm{41}}^1\times {\mathrm{257}}^1\times {\mathrm{877}}^1$

素因数の和:1177

約数の個数: 16

約数和(自身を含む): 28542024

約数和(自身を除く): 10060126

約数列:

[1, 2, 41, 82, 257, 514, 877, 1754, 10537, 21074, 35957, 71914, 225389, 450778, 9240949, 18481898]

約数ペア:

[(1, 18481898), (2, 9240949), (41, 450778), (82, 225389), (257, 71914), (514, 35957), (877, 21074), (1754, 10537)]