19775834

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{61}}^1\times {\mathrm{337}}^1$

素因数の和:450

約数の個数: 32

約数和(自身を含む): 33445776

約数和(自身を除く): 13669942

約数列:

[1, 2, 13, 26, 37, 61, 74, 122, 337, 481, 674, 793, 962, 1586, 2257, 4381, 4514, 8762, 12469, 20557, 24938, 29341, 41114, 58682, 162097, 267241, 324194, 534482, 760609, 1521218, 9887917, 19775834]

約数ペア:

[(1, 19775834), (2, 9887917), (13, 1521218), (26, 760609), (37, 534482), (61, 324194), (74, 267241), (122, 162097), (337, 58682), (481, 41114), (674, 29341), (793, 24938), (962, 20557), (1586, 12469), (2257, 8762), (4381, 4514)]