20285988

素因数分解:

$2^2\times 3^1\times {\mathrm{569}}^1\times {\mathrm{2971}}^1$

素因数の和:3547

約数の個数: 24

約数和(自身を含む): 47433120

約数和(自身を除く): 27147132

約数列:

[1, 2, 3, 4, 6, 12, 569, 1138, 1707, 2276, 2971, 3414, 5942, 6828, 8913, 11884, 17826, 35652, 1690499, 3380998, 5071497, 6761996, 10142994, 20285988]

約数ペア:

[(1, 20285988), (2, 10142994), (3, 6761996), (4, 5071497), (6, 3380998), (12, 1690499), (569, 35652), (1138, 17826), (1707, 11884), (2276, 8913), (2971, 6828), (3414, 5942)]