18318780

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{101771}}^1$

素因数の和:101786

約数の個数: 36

約数和(自身を含む): 55567512

約数和(自身を除く): 37248732

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 101771, 203542, 305313, 407084, 508855, 610626, 915939, 1017710, 1221252, 1526565, 1831878, 2035420, 3053130, 3663756, 4579695, 6106260, 9159390, 18318780]

約数ペア:

[(1, 18318780), (2, 9159390), (3, 6106260), (4, 4579695), (5, 3663756), (6, 3053130), (9, 2035420), (10, 1831878), (12, 1526565), (15, 1221252), (18, 1017710), (20, 915939), (30, 610626), (36, 508855), (45, 407084), (60, 305313), (90, 203542), (180, 101771)]