38391088

素因数分解:

$2^4\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{1361}}^1$

素因数の和:1453

約数の個数: 40

約数和(自身を含む): 78026256

約数和(自身を除く): 39635168

約数列:

[1, 2, 4, 8, 16, 41, 43, 82, 86, 164, 172, 328, 344, 656, 688, 1361, 1763, 2722, 3526, 5444, 7052, 10888, 14104, 21776, 28208, 55801, 58523, 111602, 117046, 223204, 234092, 446408, 468184, 892816, 936368, 2399443, 4798886, 9597772, 19195544, 38391088]

約数ペア:

[(1, 38391088), (2, 19195544), (4, 9597772), (8, 4798886), (16, 2399443), (41, 936368), (43, 892816), (82, 468184), (86, 446408), (164, 234092), (172, 223204), (328, 117046), (344, 111602), (656, 58523), (688, 55801), (1361, 28208), (1763, 21776), (2722, 14104), (3526, 10888), (5444, 7052)]