20163078

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{199}}^1\times {\mathrm{433}}^1$

素因数の和:653

約数の個数: 48

約数和(自身を含む): 47392800

約数和(自身を除く): 27229722

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 78, 117, 199, 234, 398, 433, 597, 866, 1194, 1299, 1791, 2587, 2598, 3582, 3897, 5174, 5629, 7761, 7794, 11258, 15522, 16887, 23283, 33774, 46566, 50661, 86167, 101322, 172334, 258501, 517002, 775503, 1120171, 1551006, 2240342, 3360513, 6721026, 10081539, 20163078]

約数ペア:

[(1, 20163078), (2, 10081539), (3, 6721026), (6, 3360513), (9, 2240342), (13, 1551006), (18, 1120171), (26, 775503), (39, 517002), (78, 258501), (117, 172334), (199, 101322), (234, 86167), (398, 50661), (433, 46566), (597, 33774), (866, 23283), (1194, 16887), (1299, 15522), (1791, 11258), (2587, 7794), (2598, 7761), (3582, 5629), (3897, 5174)]