20936144

素因数分解:

$2^4\times {\mathrm{29}}^1\times {\mathrm{45121}}^1$

素因数の和:45158

約数の個数: 20

約数和(自身を含む): 41963460

約数和(自身を除く): 21027316

約数列:

[1, 2, 4, 8, 16, 29, 58, 116, 232, 464, 45121, 90242, 180484, 360968, 721936, 1308509, 2617018, 5234036, 10468072, 20936144]

約数ペア:

[(1, 20936144), (2, 10468072), (4, 5234036), (8, 2617018), (16, 1308509), (29, 721936), (58, 360968), (116, 180484), (232, 90242), (464, 45121)]