19371180656

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{269}}^1\times {\mathrm{236881}}^1$

素因数の和:237177

約数の個数: 40

約数和(自身を含む): 39654046800

約数和(自身を除く): 20282866144

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 269, 304, 538, 1076, 2152, 4304, 5111, 10222, 20444, 40888, 81776, 236881, 473762, 947524, 1895048, 3790096, 4500739, 9001478, 18002956, 36005912, 63720989, 72011824, 127441978, 254883956, 509767912, 1019535824, 1210698791, 2421397582, 4842795164, 9685590328, 19371180656]

約数ペア:

[(1, 19371180656), (2, 9685590328), (4, 4842795164), (8, 2421397582), (16, 1210698791), (19, 1019535824), (38, 509767912), (76, 254883956), (152, 127441978), (269, 72011824), (304, 63720989), (538, 36005912), (1076, 18002956), (2152, 9001478), (4304, 4500739), (5111, 3790096), (10222, 1895048), (20444, 947524), (40888, 473762), (81776, 236881)]