20566702072

素因数分解:

$2^3\times 7^1\times {\mathrm{127}}^1\times {\mathrm{2891831}}^1$

素因数の和:2891971

約数の個数: 32

約数和(自身を含む): 44418539520

約数和(自身を除く): 23851837448

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 127, 254, 508, 889, 1016, 1778, 3556, 7112, 2891831, 5783662, 11567324, 20242817, 23134648, 40485634, 80971268, 161942536, 367262537, 734525074, 1469050148, 2570837759, 2938100296, 5141675518, 10283351036, 20566702072]

約数ペア:

[(1, 20566702072), (2, 10283351036), (4, 5141675518), (7, 2938100296), (8, 2570837759), (14, 1469050148), (28, 734525074), (56, 367262537), (127, 161942536), (254, 80971268), (508, 40485634), (889, 23134648), (1016, 20242817), (1778, 11567324), (3556, 5783662), (7112, 2891831)]