19219372816

素因数分解:

$2^4\times 7^1\times {\mathrm{171601543}}^1$

素因数の和:171601558

約数の個数: 20

約数和(自身を含む): 42557182912

約数和(自身を除く): 23337810096

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 171601543, 343203086, 686406172, 1201210801, 1372812344, 2402421602, 2745624688, 4804843204, 9609686408, 19219372816]

約数ペア:

[(1, 19219372816), (2, 9609686408), (4, 4804843204), (7, 2745624688), (8, 2402421602), (14, 1372812344), (16, 1201210801), (28, 686406172), (56, 343203086), (112, 171601543)]