20660818

素因数分解:

$2^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{11491}}^1$

素因数の和:11553

約数の個数: 16

約数和(自身を含む): 33096960

約数和(自身を除く): 12436142

約数列:

[1, 2, 29, 31, 58, 62, 899, 1798, 11491, 22982, 333239, 356221, 666478, 712442, 10330409, 20660818]

約数ペア:

[(1, 20660818), (2, 10330409), (29, 712442), (31, 666478), (58, 356221), (62, 333239), (899, 22982), (1798, 11491)]