19553120

素因数分解:

$2^5\times 5^1\times {\mathrm{122207}}^1$

素因数の和:122222

約数の個数: 24

約数和(自身を含む): 46194624

約数和(自身を除く): 26641504

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 122207, 244414, 488828, 611035, 977656, 1222070, 1955312, 2444140, 3910624, 4888280, 9776560, 19553120]

約数ペア:

[(1, 19553120), (2, 9776560), (4, 4888280), (5, 3910624), (8, 2444140), (10, 1955312), (16, 1222070), (20, 977656), (32, 611035), (40, 488828), (80, 244414), (160, 122207)]