2181578128

素因数分解:

$2^4\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{151667}}^1$

素因数の和:151735

約数の個数: 40

約数和(自身を含む): 4513639680

約数和(自身を除く): 2332061552

約数列:

[1, 2, 4, 8, 16, 29, 31, 58, 62, 116, 124, 232, 248, 464, 496, 899, 1798, 3596, 7192, 14384, 151667, 303334, 606668, 1213336, 2426672, 4398343, 4701677, 8796686, 9403354, 17593372, 18806708, 35186744, 37613416, 70373488, 75226832, 136348633, 272697266, 545394532, 1090789064, 2181578128]

約数ペア:

[(1, 2181578128), (2, 1090789064), (4, 545394532), (8, 272697266), (16, 136348633), (29, 75226832), (31, 70373488), (58, 37613416), (62, 35186744), (116, 18806708), (124, 17593372), (232, 9403354), (248, 8796686), (464, 4701677), (496, 4398343), (899, 2426672), (1798, 1213336), (3596, 606668), (7192, 303334), (14384, 151667)]