20506392

素因数分解:

$2^3\times 3^3\times {\mathrm{139}}^1\times {\mathrm{683}}^1$

素因数の和:837

約数の個数: 64

約数和(自身を含む): 57456000

約数和(自身を除く): 36949608

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 108, 139, 216, 278, 417, 556, 683, 834, 1112, 1251, 1366, 1668, 2049, 2502, 2732, 3336, 3753, 4098, 5004, 5464, 6147, 7506, 8196, 10008, 12294, 15012, 16392, 18441, 24588, 30024, 36882, 49176, 73764, 94937, 147528, 189874, 284811, 379748, 569622, 759496, 854433, 1139244, 1708866, 2278488, 2563299, 3417732, 5126598, 6835464, 10253196, 20506392]

約数ペア:

[(1, 20506392), (2, 10253196), (3, 6835464), (4, 5126598), (6, 3417732), (8, 2563299), (9, 2278488), (12, 1708866), (18, 1139244), (24, 854433), (27, 759496), (36, 569622), (54, 379748), (72, 284811), (108, 189874), (139, 147528), (216, 94937), (278, 73764), (417, 49176), (556, 36882), (683, 30024), (834, 24588), (1112, 18441), (1251, 16392), (1366, 15012), (1668, 12294), (2049, 10008), (2502, 8196), (2732, 7506), (3336, 6147), (3753, 5464), (4098, 5004)]