18380220

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{701}}^1$

素因数の和:755

約数の個数: 96

約数和(自身を含む): 56609280

約数和(自身を除く): 38229060

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 19, 20, 23, 30, 38, 46, 57, 60, 69, 76, 92, 95, 114, 115, 138, 190, 228, 230, 276, 285, 345, 380, 437, 460, 570, 690, 701, 874, 1140, 1311, 1380, 1402, 1748, 2103, 2185, 2622, 2804, 3505, 4206, 4370, 5244, 6555, 7010, 8412, 8740, 10515, 13110, 13319, 14020, 16123, 21030, 26220, 26638, 32246, 39957, 42060, 48369, 53276, 64492, 66595, 79914, 80615, 96738, 133190, 159828, 161230, 193476, 199785, 241845, 266380, 306337, 322460, 399570, 483690, 612674, 799140, 919011, 967380, 1225348, 1531685, 1838022, 3063370, 3676044, 4595055, 6126740, 9190110, 18380220]

約数ペア:

[(1, 18380220), (2, 9190110), (3, 6126740), (4, 4595055), (5, 3676044), (6, 3063370), (10, 1838022), (12, 1531685), (15, 1225348), (19, 967380), (20, 919011), (23, 799140), (30, 612674), (38, 483690), (46, 399570), (57, 322460), (60, 306337), (69, 266380), (76, 241845), (92, 199785), (95, 193476), (114, 161230), (115, 159828), (138, 133190), (190, 96738), (228, 80615), (230, 79914), (276, 66595), (285, 64492), (345, 53276), (380, 48369), (437, 42060), (460, 39957), (570, 32246), (690, 26638), (701, 26220), (874, 21030), (1140, 16123), (1311, 14020), (1380, 13319), (1402, 13110), (1748, 10515), (2103, 8740), (2185, 8412), (2622, 7010), (2804, 6555), (3505, 5244), (4206, 4370)]