19862580

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{331043}}^1$

素因数の和:331055

約数の個数: 24

約数和(自身を含む): 55615392

約数和(自身を除く): 35752812

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 331043, 662086, 993129, 1324172, 1655215, 1986258, 3310430, 3972516, 4965645, 6620860, 9931290, 19862580]

約数ペア:

[(1, 19862580), (2, 9931290), (3, 6620860), (4, 4965645), (5, 3972516), (6, 3310430), (10, 1986258), (12, 1655215), (15, 1324172), (20, 993129), (30, 662086), (60, 331043)]