18017940

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{300299}}^1$

素因数の和:300311

約数の個数: 24

約数和(自身を含む): 50450400

約数和(自身を除く): 32432460

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 300299, 600598, 900897, 1201196, 1501495, 1801794, 3002990, 3603588, 4504485, 6005980, 9008970, 18017940]

約数ペア:

[(1, 18017940), (2, 9008970), (3, 6005980), (4, 4504485), (5, 3603588), (6, 3002990), (10, 1801794), (12, 1501495), (15, 1201196), (20, 900897), (30, 600598), (60, 300299)]