20524096

素因数分解:

$2^6\times {\mathrm{23}}^1\times {\mathrm{73}}^1\times {\mathrm{191}}^1$

素因数の和:299

約数の個数: 56

約数和(自身を含む): 43305984

約数和(自身を除く): 22781888

約数列:

[1, 2, 4, 8, 16, 23, 32, 46, 64, 73, 92, 146, 184, 191, 292, 368, 382, 584, 736, 764, 1168, 1472, 1528, 1679, 2336, 3056, 3358, 4393, 4672, 6112, 6716, 8786, 12224, 13432, 13943, 17572, 26864, 27886, 35144, 53728, 55772, 70288, 107456, 111544, 140576, 223088, 281152, 320689, 446176, 641378, 892352, 1282756, 2565512, 5131024, 10262048, 20524096]

約数ペア:

[(1, 20524096), (2, 10262048), (4, 5131024), (8, 2565512), (16, 1282756), (23, 892352), (32, 641378), (46, 446176), (64, 320689), (73, 281152), (92, 223088), (146, 140576), (184, 111544), (191, 107456), (292, 70288), (368, 55772), (382, 53728), (584, 35144), (736, 27886), (764, 26864), (1168, 17572), (1472, 13943), (1528, 13432), (1679, 12224), (2336, 8786), (3056, 6716), (3358, 6112), (4393, 4672)]