201311764

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{127}}^1\times {\mathrm{20857}}^1$

素因数の和:21007

約数の個数: 24

約数和(自身を含む): 373775360

約数和(自身を除く): 172463596

約数列:

[1, 2, 4, 19, 38, 76, 127, 254, 508, 2413, 4826, 9652, 20857, 41714, 83428, 396283, 792566, 1585132, 2648839, 5297678, 10595356, 50327941, 100655882, 201311764]

約数ペア:

[(1, 201311764), (2, 100655882), (4, 50327941), (19, 10595356), (38, 5297678), (76, 2648839), (127, 1585132), (254, 792566), (508, 396283), (2413, 83428), (4826, 41714), (9652, 20857)]