20360494

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{97}}^1$

素因数の和:193

約数の個数: 64

約数和(自身を含む): 40642560

約数和(自身を除く): 20282066

約数列:

[1, 2, 7, 11, 14, 22, 29, 47, 58, 77, 94, 97, 154, 194, 203, 319, 329, 406, 517, 638, 658, 679, 1034, 1067, 1358, 1363, 2134, 2233, 2726, 2813, 3619, 4466, 4559, 5626, 7238, 7469, 9118, 9541, 14938, 14993, 19082, 19691, 29986, 30943, 31913, 39382, 50149, 61886, 63826, 100298, 104951, 132211, 209902, 216601, 264422, 351043, 433202, 702086, 925477, 1454321, 1850954, 2908642, 10180247, 20360494]

約数ペア:

[(1, 20360494), (2, 10180247), (7, 2908642), (11, 1850954), (14, 1454321), (22, 925477), (29, 702086), (47, 433202), (58, 351043), (77, 264422), (94, 216601), (97, 209902), (154, 132211), (194, 104951), (203, 100298), (319, 63826), (329, 61886), (406, 50149), (517, 39382), (638, 31913), (658, 30943), (679, 29986), (1034, 19691), (1067, 19082), (1358, 14993), (1363, 14938), (2134, 9541), (2233, 9118), (2726, 7469), (2813, 7238), (3619, 5626), (4466, 4559)]