19724712

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{137}}^1\times {\mathrm{857}}^1$

素因数の和:1010

約数の個数: 64

約数和(自身を含む): 56833920

約数和(自身を除く): 37109208

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 84, 137, 168, 274, 411, 548, 822, 857, 959, 1096, 1644, 1714, 1918, 2571, 2877, 3288, 3428, 3836, 5142, 5754, 5999, 6856, 7672, 10284, 11508, 11998, 17997, 20568, 23016, 23996, 35994, 47992, 71988, 117409, 143976, 234818, 352227, 469636, 704454, 821863, 939272, 1408908, 1643726, 2465589, 2817816, 3287452, 4931178, 6574904, 9862356, 19724712]

約数ペア:

[(1, 19724712), (2, 9862356), (3, 6574904), (4, 4931178), (6, 3287452), (7, 2817816), (8, 2465589), (12, 1643726), (14, 1408908), (21, 939272), (24, 821863), (28, 704454), (42, 469636), (56, 352227), (84, 234818), (137, 143976), (168, 117409), (274, 71988), (411, 47992), (548, 35994), (822, 23996), (857, 23016), (959, 20568), (1096, 17997), (1644, 11998), (1714, 11508), (1918, 10284), (2571, 7672), (2877, 6856), (3288, 5999), (3428, 5754), (3836, 5142)]