18387774

素因数分解:

$2^1\times 3^2\times {\mathrm{31}}^2\times {\mathrm{1063}}^1$

素因数の和:1133

約数の個数: 36

約数和(自身を含む): 41205528

約数和(自身を除く): 22817754

約数列:

[1, 2, 3, 6, 9, 18, 31, 62, 93, 186, 279, 558, 961, 1063, 1922, 2126, 2883, 3189, 5766, 6378, 8649, 9567, 17298, 19134, 32953, 65906, 98859, 197718, 296577, 593154, 1021543, 2043086, 3064629, 6129258, 9193887, 18387774]

約数ペア:

[(1, 18387774), (2, 9193887), (3, 6129258), (6, 3064629), (9, 2043086), (18, 1021543), (31, 593154), (62, 296577), (93, 197718), (186, 98859), (279, 65906), (558, 32953), (961, 19134), (1063, 17298), (1922, 9567), (2126, 8649), (2883, 6378), (3189, 5766)]