18980610

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{113}}^1\times {\mathrm{509}}^1$

素因数の和:643

約数の個数: 64

約数和(自身を含む): 50232960

約数和(自身を除く): 31252350

約数列:

[1, 2, 3, 5, 6, 10, 11, 15, 22, 30, 33, 55, 66, 110, 113, 165, 226, 330, 339, 509, 565, 678, 1018, 1130, 1243, 1527, 1695, 2486, 2545, 3054, 3390, 3729, 5090, 5599, 6215, 7458, 7635, 11198, 12430, 15270, 16797, 18645, 27995, 33594, 37290, 55990, 57517, 83985, 115034, 167970, 172551, 287585, 345102, 575170, 632687, 862755, 1265374, 1725510, 1898061, 3163435, 3796122, 6326870, 9490305, 18980610]

約数ペア:

[(1, 18980610), (2, 9490305), (3, 6326870), (5, 3796122), (6, 3163435), (10, 1898061), (11, 1725510), (15, 1265374), (22, 862755), (30, 632687), (33, 575170), (55, 345102), (66, 287585), (110, 172551), (113, 167970), (165, 115034), (226, 83985), (330, 57517), (339, 55990), (509, 37290), (565, 33594), (678, 27995), (1018, 18645), (1130, 16797), (1243, 15270), (1527, 12430), (1695, 11198), (2486, 7635), (2545, 7458), (3054, 6215), (3390, 5599), (3729, 5090)]