20413029

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{3251}}^1$

素因数の和:3297

約数の個数: 32

約数和(自身を含む): 34965504

約数和(自身を除く): 14552475

約数列:

[1, 3, 7, 13, 21, 23, 39, 69, 91, 161, 273, 299, 483, 897, 2093, 3251, 6279, 9753, 22757, 42263, 68271, 74773, 126789, 224319, 295841, 523411, 887523, 972049, 1570233, 2916147, 6804343, 20413029]

約数ペア:

[(1, 20413029), (3, 6804343), (7, 2916147), (13, 1570233), (21, 972049), (23, 887523), (39, 523411), (69, 295841), (91, 224319), (161, 126789), (273, 74773), (299, 68271), (483, 42263), (897, 22757), (2093, 9753), (3251, 6279)]