18439186899

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{1223}}^1\times {\mathrm{1303}}^1$

素因数の和:2584

約数の個数: 64

約数和(自身を含む): 30645043200

約数和(自身を除く): 12205856301

約数列:

[1, 3, 7, 19, 21, 29, 57, 87, 133, 203, 399, 551, 609, 1223, 1303, 1653, 3669, 3857, 3909, 8561, 9121, 11571, 23237, 24757, 25683, 27363, 35467, 37787, 69711, 74271, 106401, 113361, 162659, 173299, 248269, 264509, 487977, 519897, 673873, 717953, 744807, 793527, 1593569, 2021619, 2153859, 4717111, 4780707, 5025671, 11154983, 14151333, 15077013, 30277811, 33464949, 46213501, 90833433, 138640503, 211944677, 323494507, 635834031, 878056519, 970483521, 2634169557, 6146395633, 18439186899]

約数ペア:

[(1, 18439186899), (3, 6146395633), (7, 2634169557), (19, 970483521), (21, 878056519), (29, 635834031), (57, 323494507), (87, 211944677), (133, 138640503), (203, 90833433), (399, 46213501), (551, 33464949), (609, 30277811), (1223, 15077013), (1303, 14151333), (1653, 11154983), (3669, 5025671), (3857, 4780707), (3909, 4717111), (8561, 2153859), (9121, 2021619), (11571, 1593569), (23237, 793527), (24757, 744807), (25683, 717953), (27363, 673873), (35467, 519897), (37787, 487977), (69711, 264509), (74271, 248269), (106401, 173299), (113361, 162659)]