19142684

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{39551}}^1$

素因数の和:39577

約数の個数: 18

約数和(自身を含む): 36822912

約数和(自身を除く): 17680228

約数列:

[1, 2, 4, 11, 22, 44, 121, 242, 484, 39551, 79102, 158204, 435061, 870122, 1740244, 4785671, 9571342, 19142684]

約数ペア:

[(1, 19142684), (2, 9571342), (4, 4785671), (11, 1740244), (22, 870122), (44, 435061), (121, 158204), (242, 79102), (484, 39551)]