20945312641

素因数分解:

${\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{59}}^1\times {\mathrm{61}}^1\times {\mathrm{23003}}^1$

素因数の和:23157

約数の個数: 32

約数和(自身を含む): 24645565440

約数和(自身を除く): 3700252799

約数列:

[1, 11, 23, 59, 61, 253, 649, 671, 1357, 1403, 3599, 14927, 15433, 23003, 39589, 82777, 253033, 529069, 910547, 1357177, 1403183, 5819759, 14928947, 15435013, 31215071, 32273209, 82787797, 343365781, 355005299, 910665767, 1904119331, 20945312641]

約数ペア:

[(1, 20945312641), (11, 1904119331), (23, 910665767), (59, 355005299), (61, 343365781), (253, 82787797), (649, 32273209), (671, 31215071), (1357, 15435013), (1403, 14928947), (3599, 5819759), (14927, 1403183), (15433, 1357177), (23003, 910547), (39589, 529069), (82777, 253033)]