19862028

素因数分解:

$2^2\times 3^2\times {\mathrm{551723}}^1$

素因数の和:551733

約数の個数: 18

約数和(自身を含む): 50206884

約数和(自身を除く): 30344856

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 551723, 1103446, 1655169, 2206892, 3310338, 4965507, 6620676, 9931014, 19862028]

約数ペア:

[(1, 19862028), (2, 9931014), (3, 6620676), (4, 4965507), (6, 3310338), (9, 2206892), (12, 1655169), (18, 1103446), (36, 551723)]