19456636

素因数分解:

$2^2\times {\mathrm{17}}^2\times {\mathrm{16831}}^1$

素因数の和:16869

約数の個数: 18

約数和(自身を含む): 36171968

約数和(自身を除く): 16715332

約数列:

[1, 2, 4, 17, 34, 68, 289, 578, 1156, 16831, 33662, 67324, 286127, 572254, 1144508, 4864159, 9728318, 19456636]

約数ペア:

[(1, 19456636), (2, 9728318), (4, 4864159), (17, 1144508), (34, 572254), (68, 286127), (289, 67324), (578, 33662), (1156, 16831)]