20131290

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{223681}}^1$

素因数の和:223694

約数の個数: 24

約数和(自身を含む): 52341588

約数和(自身を除く): 32210298

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 223681, 447362, 671043, 1118405, 1342086, 2013129, 2236810, 3355215, 4026258, 6710430, 10065645, 20131290]

約数ペア:

[(1, 20131290), (2, 10065645), (3, 6710430), (5, 4026258), (6, 3355215), (9, 2236810), (10, 2013129), (15, 1342086), (18, 1118405), (30, 671043), (45, 447362), (90, 223681)]