18915022

素因数分解:

$2^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{1063}}^1$

素因数の和:1144

約数の個数: 32

約数和(自身を含む): 34320384

約数和(自身を除く): 15405362

約数列:

[1, 2, 7, 14, 31, 41, 62, 82, 217, 287, 434, 574, 1063, 1271, 2126, 2542, 7441, 8897, 14882, 17794, 32953, 43583, 65906, 87166, 230671, 305081, 461342, 610162, 1351073, 2702146, 9457511, 18915022]

約数ペア:

[(1, 18915022), (2, 9457511), (7, 2702146), (14, 1351073), (31, 610162), (41, 461342), (62, 305081), (82, 230671), (217, 87166), (287, 65906), (434, 43583), (574, 32953), (1063, 17794), (1271, 14882), (2126, 8897), (2542, 7441)]