18279810

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{79}}^1\times {\mathrm{857}}^1$

素因数の和:952

約数の個数: 64

約数和(自身を含む): 49420800

約数和(自身を除く): 31140990

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 79, 90, 135, 158, 237, 270, 395, 474, 711, 790, 857, 1185, 1422, 1714, 2133, 2370, 2571, 3555, 4266, 4285, 5142, 7110, 7713, 8570, 10665, 12855, 15426, 21330, 23139, 25710, 38565, 46278, 67703, 77130, 115695, 135406, 203109, 231390, 338515, 406218, 609327, 677030, 1015545, 1218654, 1827981, 2031090, 3046635, 3655962, 6093270, 9139905, 18279810]

約数ペア:

[(1, 18279810), (2, 9139905), (3, 6093270), (5, 3655962), (6, 3046635), (9, 2031090), (10, 1827981), (15, 1218654), (18, 1015545), (27, 677030), (30, 609327), (45, 406218), (54, 338515), (79, 231390), (90, 203109), (135, 135406), (158, 115695), (237, 77130), (270, 67703), (395, 46278), (474, 38565), (711, 25710), (790, 23139), (857, 21330), (1185, 15426), (1422, 12855), (1714, 10665), (2133, 8570), (2370, 7713), (2571, 7110), (3555, 5142), (4266, 4285)]