128465992

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{307}}^1\times {\mathrm{2753}}^1$

素因数の和:3085

約数の個数: 32

約数和(自身を含む): 254469600

約数和(自身を除く): 126003608

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 307, 614, 1228, 2456, 2753, 5506, 5833, 11012, 11666, 22024, 23332, 46664, 52307, 104614, 209228, 418456, 845171, 1690342, 3380684, 6761368, 16058249, 32116498, 64232996, 128465992]

約数ペア:

[(1, 128465992), (2, 64232996), (4, 32116498), (8, 16058249), (19, 6761368), (38, 3380684), (76, 1690342), (152, 845171), (307, 418456), (614, 209228), (1228, 104614), (2456, 52307), (2753, 46664), (5506, 23332), (5833, 22024), (11012, 11666)]