18863030

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^2\times {\mathrm{61}}^1\times {\mathrm{107}}^1$

素因数の和:209

約数の個数: 48

約数和(自身を含む): 37002096

約数和(自身を除く): 18139066

約数列:

[1, 2, 5, 10, 17, 34, 61, 85, 107, 122, 170, 214, 289, 305, 535, 578, 610, 1037, 1070, 1445, 1819, 2074, 2890, 3638, 5185, 6527, 9095, 10370, 13054, 17629, 18190, 30923, 32635, 35258, 61846, 65270, 88145, 110959, 154615, 176290, 221918, 309230, 554795, 1109590, 1886303, 3772606, 9431515, 18863030]

約数ペア:

[(1, 18863030), (2, 9431515), (5, 3772606), (10, 1886303), (17, 1109590), (34, 554795), (61, 309230), (85, 221918), (107, 176290), (122, 154615), (170, 110959), (214, 88145), (289, 65270), (305, 61846), (535, 35258), (578, 32635), (610, 30923), (1037, 18190), (1070, 17629), (1445, 13054), (1819, 10370), (2074, 9095), (2890, 6527), (3638, 5185)]