9018084140

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{1118869}}^1$

素因数の和:1118922

約数の個数: 48

約数和(自身を含む): 21052657920

約数和(自身を除く): 12034573780

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 31, 52, 62, 65, 124, 130, 155, 260, 310, 403, 620, 806, 1612, 2015, 4030, 8060, 1118869, 2237738, 4475476, 5594345, 11188690, 14545297, 22377380, 29090594, 34684939, 58181188, 69369878, 72726485, 138739756, 145452970, 173424695, 290905940, 346849390, 450904207, 693698780, 901808414, 1803616828, 2254521035, 4509042070, 9018084140]

約数ペア:

[(1, 9018084140), (2, 4509042070), (4, 2254521035), (5, 1803616828), (10, 901808414), (13, 693698780), (20, 450904207), (26, 346849390), (31, 290905940), (52, 173424695), (62, 145452970), (65, 138739756), (124, 72726485), (130, 69369878), (155, 58181188), (260, 34684939), (310, 29090594), (403, 22377380), (620, 14545297), (806, 11188690), (1612, 5594345), (2015, 4475476), (4030, 2237738), (8060, 1118869)]