20179968202

素因数分解:

$2^1\times {\mathrm{37}}^1\times {\mathrm{877}}^1\times {\mathrm{310949}}^1$

素因数の和:311865

約数の個数: 16

約数和(自身を含む): 31123607400

約数和(自身を除く): 10943639198

約数列:

[1, 2, 37, 74, 877, 1754, 32449, 64898, 310949, 621898, 11505113, 23010226, 272702273, 545404546, 10089984101, 20179968202]

約数ペア:

[(1, 20179968202), (2, 10089984101), (37, 545404546), (74, 272702273), (877, 23010226), (1754, 11505113), (32449, 621898), (64898, 310949)]