20016824

素因数分解:

$2^3\times {\mathrm{31}}^1\times {\mathrm{80713}}^1$

素因数の和:80750

約数の個数: 16

約数和(自身を含む): 38742720

約数和(自身を除く): 18725896

約数列:

[1, 2, 4, 8, 31, 62, 124, 248, 80713, 161426, 322852, 645704, 2502103, 5004206, 10008412, 20016824]

約数ペア:

[(1, 20016824), (2, 10008412), (4, 5004206), (8, 2502103), (31, 645704), (62, 322852), (124, 161426), (248, 80713)]