20403472

素因数分解:

$2^4\times {\mathrm{29}}^1\times {\mathrm{43973}}^1$

素因数の和:44010

約数の個数: 20

約数和(自身を含む): 40895820

約数和(自身を除く): 20492348

約数列:

[1, 2, 4, 8, 16, 29, 58, 116, 232, 464, 43973, 87946, 175892, 351784, 703568, 1275217, 2550434, 5100868, 10201736, 20403472]

約数ペア:

[(1, 20403472), (2, 10201736), (4, 5100868), (8, 2550434), (16, 1275217), (29, 703568), (58, 351784), (116, 175892), (232, 87946), (464, 43973)]