20784742

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{11959}}^1$

素因数の和:12051

約数の個数: 16

約数和(自身を含む): 34444800

約数和(自身を除く): 13660058

約数列:

[1, 2, 11, 22, 79, 158, 869, 1738, 11959, 23918, 131549, 263098, 944761, 1889522, 10392371, 20784742]

約数ペア:

[(1, 20784742), (2, 10392371), (11, 1889522), (22, 944761), (79, 263098), (158, 131549), (869, 23918), (1738, 11959)]