20218302015

素因数分解:

$3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{59}}^1\times {\mathrm{617447}}^1$

素因数の和:617551

約数の個数: 32

約数和(自身を含む): 33786754560

約数和(自身を除く): 13568452545

約数列:

[1, 3, 5, 15, 37, 59, 111, 177, 185, 295, 555, 885, 2183, 6549, 10915, 32745, 617447, 1852341, 3087235, 9261705, 22845539, 36429373, 68536617, 109288119, 114227695, 182146865, 342683085, 546440595, 1347886801, 4043660403, 6739434005, 20218302015]

約数ペア:

[(1, 20218302015), (3, 6739434005), (5, 4043660403), (15, 1347886801), (37, 546440595), (59, 342683085), (111, 182146865), (177, 114227695), (185, 109288119), (295, 68536617), (555, 36429373), (885, 22845539), (2183, 9261705), (6549, 3087235), (10915, 1852341), (32745, 617447)]