20927244

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{163}}^1\times {\mathrm{823}}^1$

素因数の和:1006

約数の個数: 48

約数和(自身を含む): 52973312

約数和(自身を除く): 32046068

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 156, 163, 326, 489, 652, 823, 978, 1646, 1956, 2119, 2469, 3292, 4238, 4938, 6357, 8476, 9876, 10699, 12714, 21398, 25428, 32097, 42796, 64194, 128388, 134149, 268298, 402447, 536596, 804894, 1609788, 1743937, 3487874, 5231811, 6975748, 10463622, 20927244]

約数ペア:

[(1, 20927244), (2, 10463622), (3, 6975748), (4, 5231811), (6, 3487874), (12, 1743937), (13, 1609788), (26, 804894), (39, 536596), (52, 402447), (78, 268298), (156, 134149), (163, 128388), (326, 64194), (489, 42796), (652, 32097), (823, 25428), (978, 21398), (1646, 12714), (1956, 10699), (2119, 9876), (2469, 8476), (3292, 6357), (4238, 4938)]