30920578

素因数分解:

$2^1\times {\mathrm{13}}^3\times {\mathrm{31}}^1\times {\mathrm{227}}^1$

素因数の和:299

約数の個数: 32

約数和(自身を含む): 52093440

約数和(自身を除く): 21172862

約数列:

[1, 2, 13, 26, 31, 62, 169, 227, 338, 403, 454, 806, 2197, 2951, 4394, 5239, 5902, 7037, 10478, 14074, 38363, 68107, 76726, 91481, 136214, 182962, 498719, 997438, 1189253, 2378506, 15460289, 30920578]

約数ペア:

[(1, 30920578), (2, 15460289), (13, 2378506), (26, 1189253), (31, 997438), (62, 498719), (169, 182962), (227, 136214), (338, 91481), (403, 76726), (454, 68107), (806, 38363), (2197, 14074), (2951, 10478), (4394, 7037), (5239, 5902)]