2011921130

素因数分解:

$2^1\times 5^1\times {\mathrm{12911}}^1\times {\mathrm{15583}}^1$

素因数の和:28501

約数の個数: 16

約数和(自身を含む): 3621970944

約数和(自身を除く): 1610049814

約数列:

[1, 2, 5, 10, 12911, 15583, 25822, 31166, 64555, 77915, 129110, 155830, 201192113, 402384226, 1005960565, 2011921130]

約数ペア:

[(1, 2011921130), (2, 1005960565), (5, 402384226), (10, 201192113), (12911, 155830), (15583, 129110), (25822, 77915), (31166, 64555)]