20408027458

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{112132019}}^1$

素因数の和:112132041

約数の個数: 16

約数和(自身を含む): 37676358720

約数和(自身を除く): 17268331262

約数列:

[1, 2, 7, 13, 14, 26, 91, 182, 112132019, 224264038, 784924133, 1457716247, 1569848266, 2915432494, 10204013729, 20408027458]

約数ペア:

[(1, 20408027458), (2, 10204013729), (7, 2915432494), (13, 1569848266), (14, 1457716247), (26, 784924133), (91, 224264038), (182, 112132019)]