20616486579

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{3091391}}^1$

素因数の和:3091432

約数の個数: 32

約数和(自身を含む): 34623590400

約数和(自身を除く): 14007103821

約数列:

[1, 3, 9, 13, 19, 27, 39, 57, 117, 171, 247, 351, 513, 741, 2223, 6669, 3091391, 9274173, 27822519, 40188083, 58736429, 83467557, 120564249, 176209287, 361692747, 528627861, 763573577, 1085078241, 1585883583, 2290720731, 6872162193, 20616486579]

約数ペア:

[(1, 20616486579), (3, 6872162193), (9, 2290720731), (13, 1585883583), (19, 1085078241), (27, 763573577), (39, 528627861), (57, 361692747), (117, 176209287), (171, 120564249), (247, 83467557), (351, 58736429), (513, 40188083), (741, 27822519), (2223, 9274173), (6669, 3091391)]