20017336

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{1667}}^1$

素因数の和:1771

約数の個数: 32

約数和(自身を含む): 40032000

約数和(自身を除く): 20014664

約数列:

[1, 2, 4, 8, 19, 38, 76, 79, 152, 158, 316, 632, 1501, 1667, 3002, 3334, 6004, 6668, 12008, 13336, 31673, 63346, 126692, 131693, 253384, 263386, 526772, 1053544, 2502167, 5004334, 10008668, 20017336]

約数ペア:

[(1, 20017336), (2, 10008668), (4, 5004334), (8, 2502167), (19, 1053544), (38, 526772), (76, 263386), (79, 253384), (152, 131693), (158, 126692), (316, 63346), (632, 31673), (1501, 13336), (1667, 12008), (3002, 6668), (3334, 6004)]