20201052319

素因数分解:

$7^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{101}}^1\times {\mathrm{859}}^1$

素因数の和:1064

約数の個数: 64

約数和(自身を含む): 25600204800

約数和(自身を除く): 5399152481

約数列:

[1, 7, 29, 31, 37, 101, 203, 217, 259, 707, 859, 899, 1073, 1147, 2929, 3131, 3737, 6013, 6293, 7511, 8029, 20503, 21917, 24911, 26159, 26629, 31783, 33263, 86759, 90799, 108373, 115847, 174377, 186403, 222481, 232841, 607313, 635593, 758611, 772241, 810929, 921707, 985273, 2516011, 2689529, 3210083, 3359563, 5405687, 6451949, 6896911, 17612077, 18826703, 22470581, 23516941, 28572917, 77996341, 93092407, 99512573, 200010419, 545974387, 651646849, 696588011, 2885864617, 20201052319]

約数ペア:

[(1, 20201052319), (7, 2885864617), (29, 696588011), (31, 651646849), (37, 545974387), (101, 200010419), (203, 99512573), (217, 93092407), (259, 77996341), (707, 28572917), (859, 23516941), (899, 22470581), (1073, 18826703), (1147, 17612077), (2929, 6896911), (3131, 6451949), (3737, 5405687), (6013, 3359563), (6293, 3210083), (7511, 2689529), (8029, 2516011), (20503, 985273), (21917, 921707), (24911, 810929), (26159, 772241), (26629, 758611), (31783, 635593), (33263, 607313), (86759, 232841), (90799, 222481), (108373, 186403), (115847, 174377)]