20161609984

素因数分解:

$2^8\times {\mathrm{67}}^1\times {\mathrm{1175467}}^1$

素因数の和:1175550

約数の個数: 36

約数和(自身を含む): 40845162064

約数和(自身を除く): 20683552080

約数列:

[1, 2, 4, 8, 16, 32, 64, 67, 128, 134, 256, 268, 536, 1072, 2144, 4288, 8576, 17152, 1175467, 2350934, 4701868, 9403736, 18807472, 37614944, 75229888, 78756289, 150459776, 157512578, 300919552, 315025156, 630050312, 1260100624, 2520201248, 5040402496, 10080804992, 20161609984]

約数ペア:

[(1, 20161609984), (2, 10080804992), (4, 5040402496), (8, 2520201248), (16, 1260100624), (32, 630050312), (64, 315025156), (67, 300919552), (128, 157512578), (134, 150459776), (256, 78756289), (268, 75229888), (536, 37614944), (1072, 18807472), (2144, 9403736), (4288, 4701868), (8576, 2350934), (17152, 1175467)]