18854172

素因数分解:

$2^2\times 3^2\times {\mathrm{439}}^1\times {\mathrm{1193}}^1$

素因数の和:1642

約数の個数: 36

約数和(自身を含む): 47807760

約数和(自身を除く): 28953588

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 439, 878, 1193, 1317, 1756, 2386, 2634, 3579, 3951, 4772, 5268, 7158, 7902, 10737, 14316, 15804, 21474, 42948, 523727, 1047454, 1571181, 2094908, 3142362, 4713543, 6284724, 9427086, 18854172]

約数ペア:

[(1, 18854172), (2, 9427086), (3, 6284724), (4, 4713543), (6, 3142362), (9, 2094908), (12, 1571181), (18, 1047454), (36, 523727), (439, 42948), (878, 21474), (1193, 15804), (1317, 14316), (1756, 10737), (2386, 7902), (2634, 7158), (3579, 5268), (3951, 4772)]