20963136

素因数分解:

$2^6\times 3^1\times {\mathrm{41}}^1\times {\mathrm{2663}}^1$

素因数の和:2719

約数の個数: 56

約数和(自身を含む): 56839104

約数和(自身を除く): 35875968

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 41, 48, 64, 82, 96, 123, 164, 192, 246, 328, 492, 656, 984, 1312, 1968, 2624, 2663, 3936, 5326, 7872, 7989, 10652, 15978, 21304, 31956, 42608, 63912, 85216, 109183, 127824, 170432, 218366, 255648, 327549, 436732, 511296, 655098, 873464, 1310196, 1746928, 2620392, 3493856, 5240784, 6987712, 10481568, 20963136]

約数ペア:

[(1, 20963136), (2, 10481568), (3, 6987712), (4, 5240784), (6, 3493856), (8, 2620392), (12, 1746928), (16, 1310196), (24, 873464), (32, 655098), (41, 511296), (48, 436732), (64, 327549), (82, 255648), (96, 218366), (123, 170432), (164, 127824), (192, 109183), (246, 85216), (328, 63912), (492, 42608), (656, 31956), (984, 21304), (1312, 15978), (1968, 10652), (2624, 7989), (2663, 7872), (3936, 5326)]