20602195905

素因数分解:

$3^1\times 5^1\times {\mathrm{43}}^2\times {\mathrm{127}}^1\times {\mathrm{5849}}^1$

素因数の和:6070

約数の個数: 48

約数和(自身を含む): 34019481600

約数和(自身を除く): 13417285695

約数列:

[1, 3, 5, 15, 43, 127, 129, 215, 381, 635, 645, 1849, 1905, 5461, 5547, 5849, 9245, 16383, 17547, 27305, 27735, 29245, 81915, 87735, 234823, 251507, 704469, 742823, 754521, 1174115, 1257535, 2228469, 3522345, 3714115, 3772605, 10814801, 11142345, 31941389, 32444403, 54074005, 95824167, 159706945, 162222015, 479120835, 1373479727, 4120439181, 6867398635, 20602195905]

約数ペア:

[(1, 20602195905), (3, 6867398635), (5, 4120439181), (15, 1373479727), (43, 479120835), (127, 162222015), (129, 159706945), (215, 95824167), (381, 54074005), (635, 32444403), (645, 31941389), (1849, 11142345), (1905, 10814801), (5461, 3772605), (5547, 3714115), (5849, 3522345), (9245, 2228469), (16383, 1257535), (17547, 1174115), (27305, 754521), (27735, 742823), (29245, 704469), (81915, 251507), (87735, 234823)]