20773968

素因数分解:

$2^4\times 3^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{607}}^1$

素因数の和:672

約数の個数: 80

約数和(自身を含む): 57901056

約数和(自身を除く): 37127088

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 23, 24, 31, 46, 48, 62, 69, 92, 93, 124, 138, 184, 186, 248, 276, 368, 372, 496, 552, 607, 713, 744, 1104, 1214, 1426, 1488, 1821, 2139, 2428, 2852, 3642, 4278, 4856, 5704, 7284, 8556, 9712, 11408, 13961, 14568, 17112, 18817, 27922, 29136, 34224, 37634, 41883, 55844, 56451, 75268, 83766, 111688, 112902, 150536, 167532, 223376, 225804, 301072, 335064, 432791, 451608, 670128, 865582, 903216, 1298373, 1731164, 2596746, 3462328, 5193492, 6924656, 10386984, 20773968]

約数ペア:

[(1, 20773968), (2, 10386984), (3, 6924656), (4, 5193492), (6, 3462328), (8, 2596746), (12, 1731164), (16, 1298373), (23, 903216), (24, 865582), (31, 670128), (46, 451608), (48, 432791), (62, 335064), (69, 301072), (92, 225804), (93, 223376), (124, 167532), (138, 150536), (184, 112902), (186, 111688), (248, 83766), (276, 75268), (368, 56451), (372, 55844), (496, 41883), (552, 37634), (607, 34224), (713, 29136), (744, 27922), (1104, 18817), (1214, 17112), (1426, 14568), (1488, 13961), (1821, 11408), (2139, 9712), (2428, 8556), (2852, 7284), (3642, 5704), (4278, 4856)]