20722616

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{136333}}^1$

素因数の和:136358

約数の個数: 16

約数和(自身を含む): 40900200

約数和(自身を除く): 20177584

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 136333, 272666, 545332, 1090664, 2590327, 5180654, 10361308, 20722616]

約数ペア:

[(1, 20722616), (2, 10361308), (4, 5180654), (8, 2590327), (19, 1090664), (38, 545332), (76, 272666), (152, 136333)]