19157870

素因数分解:

$2^1\times 5^1\times {\mathrm{347}}^1\times {\mathrm{5521}}^1$

素因数の和:5875

約数の個数: 16

約数和(自身を含む): 34589808

約数和(自身を除く): 15431938

約数列:

[1, 2, 5, 10, 347, 694, 1735, 3470, 5521, 11042, 27605, 55210, 1915787, 3831574, 9578935, 19157870]

約数ペア:

[(1, 19157870), (2, 9578935), (5, 3831574), (10, 1915787), (347, 55210), (694, 27605), (1735, 11042), (3470, 5521)]