18967893

素因数分解:

$3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{173}}^1\times {\mathrm{227}}^1$

素因数の和:433

約数の個数: 32

約数和(自身を含む): 30468096

約数和(自身を除く): 11500203

約数列:

[1, 3, 7, 21, 23, 69, 161, 173, 227, 483, 519, 681, 1211, 1589, 3633, 3979, 4767, 5221, 11937, 15663, 27853, 36547, 39271, 83559, 109641, 117813, 274897, 824691, 903233, 2709699, 6322631, 18967893]

約数ペア:

[(1, 18967893), (3, 6322631), (7, 2709699), (21, 903233), (23, 824691), (69, 274897), (161, 117813), (173, 109641), (227, 83559), (483, 39271), (519, 36547), (681, 27853), (1211, 15663), (1589, 11937), (3633, 5221), (3979, 4767)]