19696648

素因数分解:

$2^3\times {\mathrm{23}}^1\times {\mathrm{167}}^1\times {\mathrm{641}}^1$

素因数の和:837

約数の個数: 32

約数和(自身を含む): 38828160

約数和(自身を除く): 19131512

約数列:

[1, 2, 4, 8, 23, 46, 92, 167, 184, 334, 641, 668, 1282, 1336, 2564, 3841, 5128, 7682, 14743, 15364, 29486, 30728, 58972, 107047, 117944, 214094, 428188, 856376, 2462081, 4924162, 9848324, 19696648]

約数ペア:

[(1, 19696648), (2, 9848324), (4, 4924162), (8, 2462081), (23, 856376), (46, 428188), (92, 214094), (167, 117944), (184, 107047), (334, 58972), (641, 30728), (668, 29486), (1282, 15364), (1336, 14743), (2564, 7682), (3841, 5128)]