20973328

素因数分解:

$2^4\times {\mathrm{191}}^1\times {\mathrm{6863}}^1$

素因数の和:7062

約数の個数: 20

約数和(自身を含む): 40854528

約数和(自身を除く): 19881200

約数列:

[1, 2, 4, 8, 16, 191, 382, 764, 1528, 3056, 6863, 13726, 27452, 54904, 109808, 1310833, 2621666, 5243332, 10486664, 20973328]

約数ペア:

[(1, 20973328), (2, 10486664), (4, 5243332), (8, 2621666), (16, 1310833), (191, 109808), (382, 54904), (764, 27452), (1528, 13726), (3056, 6863)]