18767770

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{11657}}^1$

素因数の和:11694

約数の個数: 32

約数和(自身を含む): 40290048

約数和(自身を除く): 21522278

約数列:

[1, 2, 5, 7, 10, 14, 23, 35, 46, 70, 115, 161, 230, 322, 805, 1610, 11657, 23314, 58285, 81599, 116570, 163198, 268111, 407995, 536222, 815990, 1340555, 1876777, 2681110, 3753554, 9383885, 18767770]

約数ペア:

[(1, 18767770), (2, 9383885), (5, 3753554), (7, 2681110), (10, 1876777), (14, 1340555), (23, 815990), (35, 536222), (46, 407995), (70, 268111), (115, 163198), (161, 116570), (230, 81599), (322, 58285), (805, 23314), (1610, 11657)]