20280762

素因数分解:

$2^1\times 3^2\times {\mathrm{17}}^1\times {\mathrm{191}}^1\times {\mathrm{347}}^1$

素因数の和:563

約数の個数: 48

約数和(自身を含む): 46904832

約数和(自身を除く): 26624070

約数列:

[1, 2, 3, 6, 9, 17, 18, 34, 51, 102, 153, 191, 306, 347, 382, 573, 694, 1041, 1146, 1719, 2082, 3123, 3247, 3438, 5899, 6246, 6494, 9741, 11798, 17697, 19482, 29223, 35394, 53091, 58446, 66277, 106182, 132554, 198831, 397662, 596493, 1126709, 1192986, 2253418, 3380127, 6760254, 10140381, 20280762]

約数ペア:

[(1, 20280762), (2, 10140381), (3, 6760254), (6, 3380127), (9, 2253418), (17, 1192986), (18, 1126709), (34, 596493), (51, 397662), (102, 198831), (153, 132554), (191, 106182), (306, 66277), (347, 58446), (382, 53091), (573, 35394), (694, 29223), (1041, 19482), (1146, 17697), (1719, 11798), (2082, 9741), (3123, 6494), (3247, 6246), (3438, 5899)]