20171903512

素因数分解:

$2^3\times {\mathrm{139}}^1\times {\mathrm{3907}}^1\times {\mathrm{4643}}^1$

素因数の和:8695

約数の個数: 32

約数和(自身を含む): 38112379200

約数和(自身を除く): 17940475688

約数列:

[1, 2, 4, 8, 139, 278, 556, 1112, 3907, 4643, 7814, 9286, 15628, 18572, 31256, 37144, 543073, 645377, 1086146, 1290754, 2172292, 2581508, 4344584, 5163016, 18140201, 36280402, 72560804, 145121608, 2521487939, 5042975878, 10085951756, 20171903512]

約数ペア:

[(1, 20171903512), (2, 10085951756), (4, 5042975878), (8, 2521487939), (139, 145121608), (278, 72560804), (556, 36280402), (1112, 18140201), (3907, 5163016), (4643, 4344584), (7814, 2581508), (9286, 2172292), (15628, 1290754), (18572, 1086146), (31256, 645377), (37144, 543073)]