20370364

素因数分解:

$2^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{673}}^1$

素因数の和:754

約数の個数: 48

約数和(自身を含む): 43481088

約数和(自身を除く): 23110724

約数列:

[1, 2, 4, 7, 14, 23, 28, 46, 47, 92, 94, 161, 188, 322, 329, 644, 658, 673, 1081, 1316, 1346, 2162, 2692, 4324, 4711, 7567, 9422, 15134, 15479, 18844, 30268, 30958, 31631, 61916, 63262, 108353, 126524, 216706, 221417, 433412, 442834, 727513, 885668, 1455026, 2910052, 5092591, 10185182, 20370364]

約数ペア:

[(1, 20370364), (2, 10185182), (4, 5092591), (7, 2910052), (14, 1455026), (23, 885668), (28, 727513), (46, 442834), (47, 433412), (92, 221417), (94, 216706), (161, 126524), (188, 108353), (322, 63262), (329, 61916), (644, 31631), (658, 30958), (673, 30268), (1081, 18844), (1316, 15479), (1346, 15134), (2162, 9422), (2692, 7567), (4324, 4711)]