20163684784

素因数分解:

$2^4\times {\mathrm{89}}^1\times {\mathrm{269}}^1\times {\mathrm{52639}}^1$

素因数の和:53005

約数の個数: 40

約数和(自身を含む): 39653712000

約数和(自身を除く): 19490027216

約数列:

[1, 2, 4, 8, 16, 89, 178, 269, 356, 538, 712, 1076, 1424, 2152, 4304, 23941, 47882, 52639, 95764, 105278, 191528, 210556, 383056, 421112, 842224, 4684871, 9369742, 14159891, 18739484, 28319782, 37478968, 56639564, 74957936, 113279128, 226558256, 1260230299, 2520460598, 5040921196, 10081842392, 20163684784]

約数ペア:

[(1, 20163684784), (2, 10081842392), (4, 5040921196), (8, 2520460598), (16, 1260230299), (89, 226558256), (178, 113279128), (269, 74957936), (356, 56639564), (538, 37478968), (712, 28319782), (1076, 18739484), (1424, 14159891), (2152, 9369742), (4304, 4684871), (23941, 842224), (47882, 421112), (52639, 383056), (95764, 210556), (105278, 191528)]