19685340

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{109363}}^1$

素因数の和:109378

約数の個数: 36

約数和(自身を含む): 59712744

約数和(自身を除く): 40027404

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 109363, 218726, 328089, 437452, 546815, 656178, 984267, 1093630, 1312356, 1640445, 1968534, 2187260, 3280890, 3937068, 4921335, 6561780, 9842670, 19685340]

約数ペア:

[(1, 19685340), (2, 9842670), (3, 6561780), (4, 4921335), (5, 3937068), (6, 3280890), (9, 2187260), (10, 1968534), (12, 1640445), (15, 1312356), (18, 1093630), (20, 984267), (30, 656178), (36, 546815), (45, 437452), (60, 328089), (90, 218726), (180, 109363)]