19626420

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{131}}^1\times {\mathrm{227}}^1$

素因数の和:381

約数の個数: 96

約数和(自身を含む): 60673536

約数和(自身を除く): 41047116

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 20, 22, 30, 33, 44, 55, 60, 66, 110, 131, 132, 165, 220, 227, 262, 330, 393, 454, 524, 655, 660, 681, 786, 908, 1135, 1310, 1362, 1441, 1572, 1965, 2270, 2497, 2620, 2724, 2882, 3405, 3930, 4323, 4540, 4994, 5764, 6810, 7205, 7491, 7860, 8646, 9988, 12485, 13620, 14410, 14982, 17292, 21615, 24970, 28820, 29737, 29964, 37455, 43230, 49940, 59474, 74910, 86460, 89211, 118948, 148685, 149820, 178422, 297370, 327107, 356844, 446055, 594740, 654214, 892110, 981321, 1308428, 1635535, 1784220, 1962642, 3271070, 3925284, 4906605, 6542140, 9813210, 19626420]

約数ペア:

[(1, 19626420), (2, 9813210), (3, 6542140), (4, 4906605), (5, 3925284), (6, 3271070), (10, 1962642), (11, 1784220), (12, 1635535), (15, 1308428), (20, 981321), (22, 892110), (30, 654214), (33, 594740), (44, 446055), (55, 356844), (60, 327107), (66, 297370), (110, 178422), (131, 149820), (132, 148685), (165, 118948), (220, 89211), (227, 86460), (262, 74910), (330, 59474), (393, 49940), (454, 43230), (524, 37455), (655, 29964), (660, 29737), (681, 28820), (786, 24970), (908, 21615), (1135, 17292), (1310, 14982), (1362, 14410), (1441, 13620), (1572, 12485), (1965, 9988), (2270, 8646), (2497, 7860), (2620, 7491), (2724, 7205), (2882, 6810), (3405, 5764), (3930, 4994), (4323, 4540)]