20131990138

素因数分解:

$2^1\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{151}}^1\times {\mathrm{23203}}^1$

素因数の和:23399

約数の個数: 48

約数和(自身を含む): 34853893056

約数和(自身を除く): 14721902918

約数列:

[1, 2, 13, 17, 26, 34, 151, 169, 221, 302, 338, 442, 1963, 2567, 2873, 3926, 5134, 5746, 23203, 25519, 33371, 46406, 51038, 66742, 301639, 394451, 433823, 603278, 788902, 867646, 3503653, 3921307, 5127863, 7007306, 7842614, 10255726, 45547489, 59562101, 66662219, 91094978, 119124202, 133324438, 592117357, 774307313, 1184234714, 1548614626, 10065995069, 20131990138]

約数ペア:

[(1, 20131990138), (2, 10065995069), (13, 1548614626), (17, 1184234714), (26, 774307313), (34, 592117357), (151, 133324438), (169, 119124202), (221, 91094978), (302, 66662219), (338, 59562101), (442, 45547489), (1963, 10255726), (2567, 7842614), (2873, 7007306), (3926, 5127863), (5134, 3921307), (5746, 3503653), (23203, 867646), (25519, 788902), (33371, 603278), (46406, 433823), (51038, 394451), (66742, 301639)]