31343728

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{4861}}^1$

素因数の和:4913

約数の個数: 40

約数和(自身を含む): 67523456

約数和(自身を除く): 36179728

約数列:

[1, 2, 4, 8, 13, 16, 26, 31, 52, 62, 104, 124, 208, 248, 403, 496, 806, 1612, 3224, 4861, 6448, 9722, 19444, 38888, 63193, 77776, 126386, 150691, 252772, 301382, 505544, 602764, 1011088, 1205528, 1958983, 2411056, 3917966, 7835932, 15671864, 31343728]

約数ペア:

[(1, 31343728), (2, 15671864), (4, 7835932), (8, 3917966), (13, 2411056), (16, 1958983), (26, 1205528), (31, 1011088), (52, 602764), (62, 505544), (104, 301382), (124, 252772), (208, 150691), (248, 126386), (403, 77776), (496, 63193), (806, 38888), (1612, 19444), (3224, 9722), (4861, 6448)]