20040537

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{487}}^1$

素因数の和:573

約数の個数: 32

約数和(自身を含む): 30919680

約数和(自身を除く): 10879143

約数列:

[1, 3, 11, 29, 33, 43, 87, 129, 319, 473, 487, 957, 1247, 1419, 1461, 3741, 5357, 13717, 14123, 16071, 20941, 41151, 42369, 62823, 155353, 230351, 466059, 607289, 691053, 1821867, 6680179, 20040537]

約数ペア:

[(1, 20040537), (3, 6680179), (11, 1821867), (29, 691053), (33, 607289), (43, 466059), (87, 230351), (129, 155353), (319, 62823), (473, 42369), (487, 41151), (957, 20941), (1247, 16071), (1419, 14123), (1461, 13717), (3741, 5357)]