18127804905

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{178169}}^1$

素因数の和:178223

約数の個数: 96

約数和(自身を含む): 40024108800

約数和(自身を除く): 21896303895

約数列:

[1, 3, 5, 7, 9, 15, 17, 19, 21, 35, 45, 51, 57, 63, 85, 95, 105, 119, 133, 153, 171, 255, 285, 315, 323, 357, 399, 595, 665, 765, 855, 969, 1071, 1197, 1615, 1785, 1995, 2261, 2907, 4845, 5355, 5985, 6783, 11305, 14535, 20349, 33915, 101745, 178169, 534507, 890845, 1247183, 1603521, 2672535, 3028873, 3385211, 3741549, 6235915, 8017605, 9086619, 10155633, 11224647, 15144365, 16926055, 18707745, 21202111, 23696477, 27259857, 30466899, 45433095, 50778165, 56123235, 57548587, 63606333, 71089431, 106010555, 118482385, 136299285, 152334495, 172645761, 190818999, 213268293, 287742935, 318031665, 355447155, 402840109, 517937283, 863228805, 954094995, 1066341465, 1208520327, 2014200545, 2589686415, 3625560981, 6042601635, 18127804905]

約数ペア:

[(1, 18127804905), (3, 6042601635), (5, 3625560981), (7, 2589686415), (9, 2014200545), (15, 1208520327), (17, 1066341465), (19, 954094995), (21, 863228805), (35, 517937283), (45, 402840109), (51, 355447155), (57, 318031665), (63, 287742935), (85, 213268293), (95, 190818999), (105, 172645761), (119, 152334495), (133, 136299285), (153, 118482385), (171, 106010555), (255, 71089431), (285, 63606333), (315, 57548587), (323, 56123235), (357, 50778165), (399, 45433095), (595, 30466899), (665, 27259857), (765, 23696477), (855, 21202111), (969, 18707745), (1071, 16926055), (1197, 15144365), (1615, 11224647), (1785, 10155633), (1995, 9086619), (2261, 8017605), (2907, 6235915), (4845, 3741549), (5355, 3385211), (5985, 3028873), (6783, 2672535), (11305, 1603521), (14535, 1247183), (20349, 890845), (33915, 534507), (101745, 178169)]