20194706787

素因数分解:

$3^1\times {\mathrm{61}}^1\times {\mathrm{73}}^1\times {\mathrm{643}}^1\times {\mathrm{2351}}^1$

素因数の和:3131

約数の個数: 32

約数和(自身を含む): 27797554176

約数和(自身を除く): 7602847389

約数列:

[1, 3, 61, 73, 183, 219, 643, 1929, 2351, 4453, 7053, 13359, 39223, 46939, 117669, 140817, 143411, 171623, 430233, 514869, 1511693, 2863279, 4535079, 8589837, 10469003, 31407009, 92213273, 110353589, 276639819, 331060767, 6731568929, 20194706787]

約数ペア:

[(1, 20194706787), (3, 6731568929), (61, 331060767), (73, 276639819), (183, 110353589), (219, 92213273), (643, 31407009), (1929, 10469003), (2351, 8589837), (4453, 4535079), (7053, 2863279), (13359, 1511693), (39223, 514869), (46939, 430233), (117669, 171623), (140817, 143411)]