20532616

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{10391}}^1$

素因数の和:10429

約数の個数: 32

約数和(自身を含む): 43646400

約数和(自身を除く): 23113784

約数列:

[1, 2, 4, 8, 13, 19, 26, 38, 52, 76, 104, 152, 247, 494, 988, 1976, 10391, 20782, 41564, 83128, 135083, 197429, 270166, 394858, 540332, 789716, 1080664, 1579432, 2566577, 5133154, 10266308, 20532616]

約数ペア:

[(1, 20532616), (2, 10266308), (4, 5133154), (8, 2566577), (13, 1579432), (19, 1080664), (26, 789716), (38, 540332), (52, 394858), (76, 270166), (104, 197429), (152, 135083), (247, 83128), (494, 41564), (988, 20782), (1976, 10391)]