19981272

素因数分解:

$2^3\times 3^1\times {\mathrm{419}}^1\times {\mathrm{1987}}^1$

素因数の和:2415

約数の個数: 32

約数和(自身を含む): 50097600

約数和(自身を除く): 30116328

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 419, 838, 1257, 1676, 1987, 2514, 3352, 3974, 5028, 5961, 7948, 10056, 11922, 15896, 23844, 47688, 832553, 1665106, 2497659, 3330212, 4995318, 6660424, 9990636, 19981272]

約数ペア:

[(1, 19981272), (2, 9990636), (3, 6660424), (4, 4995318), (6, 3330212), (8, 2497659), (12, 1665106), (24, 832553), (419, 47688), (838, 23844), (1257, 15896), (1676, 11922), (1987, 10056), (2514, 7948), (3352, 5961), (3974, 5028)]