19871928

素因数分解:

$2^3\times 3^2\times {\mathrm{275999}}^1$

素因数の和:276011

約数の個数: 24

約数和(自身を含む): 53820000

約数和(自身を除く): 33948072

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 275999, 551998, 827997, 1103996, 1655994, 2207992, 2483991, 3311988, 4967982, 6623976, 9935964, 19871928]

約数ペア:

[(1, 19871928), (2, 9935964), (3, 6623976), (4, 4967982), (6, 3311988), (8, 2483991), (9, 2207992), (12, 1655994), (18, 1103996), (24, 827997), (36, 551998), (72, 275999)]