19628730

素因数分解:

$2^1\times 3^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{2203}}^1$

素因数の和:2233

約数の個数: 80

約数和(自身を含む): 57603744

約数和(自身を除く): 37975014

約数列:

[1, 2, 3, 5, 6, 9, 10, 11, 15, 18, 22, 27, 30, 33, 45, 54, 55, 66, 81, 90, 99, 110, 135, 162, 165, 198, 270, 297, 330, 405, 495, 594, 810, 891, 990, 1485, 1782, 2203, 2970, 4406, 4455, 6609, 8910, 11015, 13218, 19827, 22030, 24233, 33045, 39654, 48466, 59481, 66090, 72699, 99135, 118962, 121165, 145398, 178443, 198270, 218097, 242330, 297405, 356886, 363495, 436194, 594810, 654291, 726990, 892215, 1090485, 1308582, 1784430, 1962873, 2180970, 3271455, 3925746, 6542910, 9814365, 19628730]

約数ペア:

[(1, 19628730), (2, 9814365), (3, 6542910), (5, 3925746), (6, 3271455), (9, 2180970), (10, 1962873), (11, 1784430), (15, 1308582), (18, 1090485), (22, 892215), (27, 726990), (30, 654291), (33, 594810), (45, 436194), (54, 363495), (55, 356886), (66, 297405), (81, 242330), (90, 218097), (99, 198270), (110, 178443), (135, 145398), (162, 121165), (165, 118962), (198, 99135), (270, 72699), (297, 66090), (330, 59481), (405, 48466), (495, 39654), (594, 33045), (810, 24233), (891, 22030), (990, 19827), (1485, 13218), (1782, 11015), (2203, 8910), (2970, 6609), (4406, 4455)]