19639607528

素因数分解:

$2^3\times {\mathrm{691}}^1\times {\mathrm{3552751}}^1$

素因数の和:3553448

約数の個数: 16

約数和(自身を含む): 36877565760

約数和(自身を除く): 17237958232

約数列:

[1, 2, 4, 8, 691, 1382, 2764, 5528, 3552751, 7105502, 14211004, 28422008, 2454950941, 4909901882, 9819803764, 19639607528]

約数ペア:

[(1, 19639607528), (2, 9819803764), (4, 4909901882), (8, 2454950941), (691, 28422008), (1382, 14211004), (2764, 7105502), (5528, 3552751)]