20720624

素因数分解:

$2^4\times {\mathrm{89}}^1\times {\mathrm{14551}}^1$

素因数の和:14648

約数の個数: 20

約数和(自身を含む): 40600080

約数和(自身を除く): 19879456

約数列:

[1, 2, 4, 8, 16, 89, 178, 356, 712, 1424, 14551, 29102, 58204, 116408, 232816, 1295039, 2590078, 5180156, 10360312, 20720624]

約数ペア:

[(1, 20720624), (2, 10360312), (4, 5180156), (8, 2590078), (16, 1295039), (89, 232816), (178, 116408), (356, 58204), (712, 29102), (1424, 14551)]