18194970

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{137}}^1\times {\mathrm{233}}^1$

素因数の和:399

約数の個数: 64

約数和(自身を含む): 46500480

約数和(自身を除く): 28305510

約数列:

[1, 2, 3, 5, 6, 10, 15, 19, 30, 38, 57, 95, 114, 137, 190, 233, 274, 285, 411, 466, 570, 685, 699, 822, 1165, 1370, 1398, 2055, 2330, 2603, 3495, 4110, 4427, 5206, 6990, 7809, 8854, 13015, 13281, 15618, 22135, 26030, 26562, 31921, 39045, 44270, 63842, 66405, 78090, 95763, 132810, 159605, 191526, 319210, 478815, 606499, 957630, 1212998, 1819497, 3032495, 3638994, 6064990, 9097485, 18194970]

約数ペア:

[(1, 18194970), (2, 9097485), (3, 6064990), (5, 3638994), (6, 3032495), (10, 1819497), (15, 1212998), (19, 957630), (30, 606499), (38, 478815), (57, 319210), (95, 191526), (114, 159605), (137, 132810), (190, 95763), (233, 78090), (274, 66405), (285, 63842), (411, 44270), (466, 39045), (570, 31921), (685, 26562), (699, 26030), (822, 22135), (1165, 15618), (1370, 13281), (1398, 13015), (2055, 8854), (2330, 7809), (2603, 6990), (3495, 5206), (4110, 4427)]