20196538920

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{18700499}}^1$

素因数の和:18700519

約数の個数: 64

約数和(自身を含む): 67321800000

約数和(自身を除く): 47125261080

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 90, 108, 120, 135, 180, 216, 270, 360, 540, 1080, 18700499, 37400998, 56101497, 74801996, 93502495, 112202994, 149603992, 168304491, 187004990, 224405988, 280507485, 336608982, 374009980, 448811976, 504913473, 561014970, 673217964, 748019960, 841522455, 1009826946, 1122029940, 1346435928, 1683044910, 2019653892, 2244059880, 2524567365, 3366089820, 4039307784, 5049134730, 6732179640, 10098269460, 20196538920]

約数ペア:

[(1, 20196538920), (2, 10098269460), (3, 6732179640), (4, 5049134730), (5, 4039307784), (6, 3366089820), (8, 2524567365), (9, 2244059880), (10, 2019653892), (12, 1683044910), (15, 1346435928), (18, 1122029940), (20, 1009826946), (24, 841522455), (27, 748019960), (30, 673217964), (36, 561014970), (40, 504913473), (45, 448811976), (54, 374009980), (60, 336608982), (72, 280507485), (90, 224405988), (108, 187004990), (120, 168304491), (135, 149603992), (180, 112202994), (216, 93502495), (270, 74801996), (360, 56101497), (540, 37400998), (1080, 18700499)]