20187296

素因数分解:

$2^5\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{863}}^1$

素因数の和:933

約数の個数: 48

約数和(自身を含む): 43110144

約数和(自身を除く): 22922848

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 43, 68, 86, 136, 172, 272, 344, 544, 688, 731, 863, 1376, 1462, 1726, 2924, 3452, 5848, 6904, 11696, 13808, 14671, 23392, 27616, 29342, 37109, 58684, 74218, 117368, 148436, 234736, 296872, 469472, 593744, 630853, 1187488, 1261706, 2523412, 5046824, 10093648, 20187296]

約数ペア:

[(1, 20187296), (2, 10093648), (4, 5046824), (8, 2523412), (16, 1261706), (17, 1187488), (32, 630853), (34, 593744), (43, 469472), (68, 296872), (86, 234736), (136, 148436), (172, 117368), (272, 74218), (344, 58684), (544, 37109), (688, 29342), (731, 27616), (863, 23392), (1376, 14671), (1462, 13808), (1726, 11696), (2924, 6904), (3452, 5848)]