20097424

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{40519}}^1$

素因数の和:40558

約数の個数: 20

約数和(自身を含む): 40195840

約数和(自身を除く): 20098416

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 248, 496, 40519, 81038, 162076, 324152, 648304, 1256089, 2512178, 5024356, 10048712, 20097424]

約数ペア:

[(1, 20097424), (2, 10048712), (4, 5024356), (8, 2512178), (16, 1256089), (31, 648304), (62, 324152), (124, 162076), (248, 81038), (496, 40519)]