19890696

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{197}}^1\times {\mathrm{601}}^1$

素因数の和:814

約数の個数: 64

約数和(自身を含む): 57214080

約数和(自身を除く): 37323384

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 84, 168, 197, 394, 591, 601, 788, 1182, 1202, 1379, 1576, 1803, 2364, 2404, 2758, 3606, 4137, 4207, 4728, 4808, 5516, 7212, 8274, 8414, 11032, 12621, 14424, 16548, 16828, 25242, 33096, 33656, 50484, 100968, 118397, 236794, 355191, 473588, 710382, 828779, 947176, 1420764, 1657558, 2486337, 2841528, 3315116, 4972674, 6630232, 9945348, 19890696]

約数ペア:

[(1, 19890696), (2, 9945348), (3, 6630232), (4, 4972674), (6, 3315116), (7, 2841528), (8, 2486337), (12, 1657558), (14, 1420764), (21, 947176), (24, 828779), (28, 710382), (42, 473588), (56, 355191), (84, 236794), (168, 118397), (197, 100968), (394, 50484), (591, 33656), (601, 33096), (788, 25242), (1182, 16828), (1202, 16548), (1379, 14424), (1576, 12621), (1803, 11032), (2364, 8414), (2404, 8274), (2758, 7212), (3606, 5516), (4137, 4808), (4207, 4728)]