20417136

素因数分解:

$2^4\times 3^1\times {\mathrm{17}}^1\times {\mathrm{131}}^1\times {\mathrm{191}}^1$

素因数の和:350

約数の個数: 80

約数和(自身を含む): 56567808

約数和(自身を除く): 36150672

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 17, 24, 34, 48, 51, 68, 102, 131, 136, 191, 204, 262, 272, 382, 393, 408, 524, 573, 764, 786, 816, 1048, 1146, 1528, 1572, 2096, 2227, 2292, 3056, 3144, 3247, 4454, 4584, 6288, 6494, 6681, 8908, 9168, 9741, 12988, 13362, 17816, 19482, 25021, 25976, 26724, 35632, 38964, 50042, 51952, 53448, 75063, 77928, 100084, 106896, 150126, 155856, 200168, 300252, 400336, 425357, 600504, 850714, 1201008, 1276071, 1701428, 2552142, 3402856, 5104284, 6805712, 10208568, 20417136]

約数ペア:

[(1, 20417136), (2, 10208568), (3, 6805712), (4, 5104284), (6, 3402856), (8, 2552142), (12, 1701428), (16, 1276071), (17, 1201008), (24, 850714), (34, 600504), (48, 425357), (51, 400336), (68, 300252), (102, 200168), (131, 155856), (136, 150126), (191, 106896), (204, 100084), (262, 77928), (272, 75063), (382, 53448), (393, 51952), (408, 50042), (524, 38964), (573, 35632), (764, 26724), (786, 25976), (816, 25021), (1048, 19482), (1146, 17816), (1528, 13362), (1572, 12988), (2096, 9741), (2227, 9168), (2292, 8908), (3056, 6681), (3144, 6494), (3247, 6288), (4454, 4584)]