19788948

素因数分解:

$2^2\times 3^5\times {\mathrm{20359}}^1$

素因数の和:20378

約数の個数: 36

約数和(自身を含む): 51877280

約数和(自身を除く): 32088332

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 81, 108, 162, 243, 324, 486, 972, 20359, 40718, 61077, 81436, 122154, 183231, 244308, 366462, 549693, 732924, 1099386, 1649079, 2198772, 3298158, 4947237, 6596316, 9894474, 19788948]

約数ペア:

[(1, 19788948), (2, 9894474), (3, 6596316), (4, 4947237), (6, 3298158), (9, 2198772), (12, 1649079), (18, 1099386), (27, 732924), (36, 549693), (54, 366462), (81, 244308), (108, 183231), (162, 122154), (243, 81436), (324, 61077), (486, 40718), (972, 20359)]