20759994

素因数分解:

$2^1\times 3^2\times {\mathrm{47}}^1\times {\mathrm{53}}^1\times {\mathrm{463}}^1$

素因数の和:571

約数の個数: 48

約数和(自身を含む): 46904832

約数和(自身を除く): 26144838

約数列:

[1, 2, 3, 6, 9, 18, 47, 53, 94, 106, 141, 159, 282, 318, 423, 463, 477, 846, 926, 954, 1389, 2491, 2778, 4167, 4982, 7473, 8334, 14946, 21761, 22419, 24539, 43522, 44838, 49078, 65283, 73617, 130566, 147234, 195849, 220851, 391698, 441702, 1153333, 2306666, 3459999, 6919998, 10379997, 20759994]

約数ペア:

[(1, 20759994), (2, 10379997), (3, 6919998), (6, 3459999), (9, 2306666), (18, 1153333), (47, 441702), (53, 391698), (94, 220851), (106, 195849), (141, 147234), (159, 130566), (282, 73617), (318, 65283), (423, 49078), (463, 44838), (477, 43522), (846, 24539), (926, 22419), (954, 21761), (1389, 14946), (2491, 8334), (2778, 7473), (4167, 4982)]