19871064

素因数分解:

$2^3\times 3^2\times {\mathrm{275987}}^1$

素因数の和:275999

約数の個数: 24

約数和(自身を含む): 53817660

約数和(自身を除く): 33946596

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 275987, 551974, 827961, 1103948, 1655922, 2207896, 2483883, 3311844, 4967766, 6623688, 9935532, 19871064]

約数ペア:

[(1, 19871064), (2, 9935532), (3, 6623688), (4, 4967766), (6, 3311844), (8, 2483883), (9, 2207896), (12, 1655922), (18, 1103948), (24, 827961), (36, 551974), (72, 275987)]