20289594

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{269}}^1\times {\mathrm{967}}^1$

素因数の和:1254

約数の個数: 32

約数和(自身を含む): 43908480

約数和(自身を除く): 23618886

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 269, 538, 807, 967, 1614, 1934, 2901, 3497, 5802, 6994, 10491, 12571, 20982, 25142, 37713, 75426, 260123, 520246, 780369, 1560738, 3381599, 6763198, 10144797, 20289594]

約数ペア:

[(1, 20289594), (2, 10144797), (3, 6763198), (6, 3381599), (13, 1560738), (26, 780369), (39, 520246), (78, 260123), (269, 75426), (538, 37713), (807, 25142), (967, 20982), (1614, 12571), (1934, 10491), (2901, 6994), (3497, 5802)]