18328860

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{9257}}^1$

素因数の和:9283

約数の個数: 72

約数和(自身を含む): 60658416

約数和(自身を除く): 42329556

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 30, 33, 36, 44, 45, 55, 60, 66, 90, 99, 110, 132, 165, 180, 198, 220, 330, 396, 495, 660, 990, 1980, 9257, 18514, 27771, 37028, 46285, 55542, 83313, 92570, 101827, 111084, 138855, 166626, 185140, 203654, 277710, 305481, 333252, 407308, 416565, 509135, 555420, 610962, 833130, 916443, 1018270, 1221924, 1527405, 1666260, 1832886, 2036540, 3054810, 3665772, 4582215, 6109620, 9164430, 18328860]

約数ペア:

[(1, 18328860), (2, 9164430), (3, 6109620), (4, 4582215), (5, 3665772), (6, 3054810), (9, 2036540), (10, 1832886), (11, 1666260), (12, 1527405), (15, 1221924), (18, 1018270), (20, 916443), (22, 833130), (30, 610962), (33, 555420), (36, 509135), (44, 416565), (45, 407308), (55, 333252), (60, 305481), (66, 277710), (90, 203654), (99, 185140), (110, 166626), (132, 138855), (165, 111084), (180, 101827), (198, 92570), (220, 83313), (330, 55542), (396, 46285), (495, 37028), (660, 27771), (990, 18514), (1980, 9257)]