20095770242

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{163}}^1\times {\mathrm{197}}^1\times {\mathrm{383}}^1$

素因数の和:807

約数の個数: 64

約数和(自身を含む): 32918814720

約数和(自身を除く): 12823044478

約数列:

[1, 2, 19, 38, 43, 86, 163, 197, 326, 383, 394, 766, 817, 1634, 3097, 3743, 6194, 7009, 7277, 7486, 8471, 14018, 14554, 16469, 16942, 32111, 32938, 62429, 64222, 75451, 124858, 133171, 150902, 160949, 266342, 312911, 321898, 610109, 625822, 1186151, 1220218, 1380773, 1433569, 2372302, 2684447, 2761546, 2867138, 3244393, 5368894, 6488786, 12298513, 24597026, 26234687, 51004493, 52469374, 61643467, 102008986, 123286934, 233671747, 467343494, 528836059, 1057672118, 10047885121, 20095770242]

約数ペア:

[(1, 20095770242), (2, 10047885121), (19, 1057672118), (38, 528836059), (43, 467343494), (86, 233671747), (163, 123286934), (197, 102008986), (326, 61643467), (383, 52469374), (394, 51004493), (766, 26234687), (817, 24597026), (1634, 12298513), (3097, 6488786), (3743, 5368894), (6194, 3244393), (7009, 2867138), (7277, 2761546), (7486, 2684447), (8471, 2372302), (14018, 1433569), (14554, 1380773), (16469, 1220218), (16942, 1186151), (32111, 625822), (32938, 610109), (62429, 321898), (64222, 312911), (75451, 266342), (124858, 160949), (133171, 150902)]