18941872

素因数分解:

$2^4\times {\mathrm{29}}^1\times {\mathrm{40823}}^1$

素因数の和:40860

約数の個数: 20

約数和(自身を含む): 37966320

約数和(自身を除く): 19024448

約数列:

[1, 2, 4, 8, 16, 29, 58, 116, 232, 464, 40823, 81646, 163292, 326584, 653168, 1183867, 2367734, 4735468, 9470936, 18941872]

約数ペア:

[(1, 18941872), (2, 9470936), (4, 4735468), (8, 2367734), (16, 1183867), (29, 653168), (58, 326584), (116, 163292), (232, 81646), (464, 40823)]