2018127856

素因数分解:

$2^4\times {\mathrm{71}}^1\times {\mathrm{107}}^1\times {\mathrm{16603}}^1$

素因数の和:16789

約数の個数: 40

約数和(自身を含む): 4002493824

約数和(自身を除く): 1984365968

約数列:

[1, 2, 4, 8, 16, 71, 107, 142, 214, 284, 428, 568, 856, 1136, 1712, 7597, 15194, 16603, 30388, 33206, 60776, 66412, 121552, 132824, 265648, 1178813, 1776521, 2357626, 3553042, 4715252, 7106084, 9430504, 14212168, 18861008, 28424336, 126132991, 252265982, 504531964, 1009063928, 2018127856]

約数ペア:

[(1, 2018127856), (2, 1009063928), (4, 504531964), (8, 252265982), (16, 126132991), (71, 28424336), (107, 18861008), (142, 14212168), (214, 9430504), (284, 7106084), (428, 4715252), (568, 3553042), (856, 2357626), (1136, 1776521), (1712, 1178813), (7597, 265648), (15194, 132824), (16603, 121552), (30388, 66412), (33206, 60776)]