39840554

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{3919}}^1$

素因数の和:3974

約数の個数: 32

約数和(自身を含む): 71124480

約数和(自身を除く): 31283926

約数列:

[1, 2, 13, 17, 23, 26, 34, 46, 221, 299, 391, 442, 598, 782, 3919, 5083, 7838, 10166, 50947, 66623, 90137, 101894, 133246, 180274, 866099, 1171781, 1532329, 1732198, 2343562, 3064658, 19920277, 39840554]

約数ペア:

[(1, 39840554), (2, 19920277), (13, 3064658), (17, 2343562), (23, 1732198), (26, 1532329), (34, 1171781), (46, 866099), (221, 180274), (299, 133246), (391, 101894), (442, 90137), (598, 66623), (782, 50947), (3919, 10166), (5083, 7838)]