19306738

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{28309}}^1$

素因数の和:28353

約数の個数: 16

約数和(自身を含む): 32613120

約数和(自身を除く): 13306382

約数列:

[1, 2, 11, 22, 31, 62, 341, 682, 28309, 56618, 311399, 622798, 877579, 1755158, 9653369, 19306738]

約数ペア:

[(1, 19306738), (2, 9653369), (11, 1755158), (22, 877579), (31, 622798), (62, 311399), (341, 56618), (682, 28309)]