19369870

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{4027}}^1$

素因数の和:4084

約数の個数: 32

約数和(自身を含む): 38572128

約数和(自身を除く): 19202258

約数列:

[1, 2, 5, 10, 13, 26, 37, 65, 74, 130, 185, 370, 481, 962, 2405, 4027, 4810, 8054, 20135, 40270, 52351, 104702, 148999, 261755, 297998, 523510, 744995, 1489990, 1936987, 3873974, 9684935, 19369870]

約数ペア:

[(1, 19369870), (2, 9684935), (5, 3873974), (10, 1936987), (13, 1489990), (26, 744995), (37, 523510), (65, 297998), (74, 261755), (130, 148999), (185, 104702), (370, 52351), (481, 40270), (962, 20135), (2405, 8054), (4027, 4810)]