2531031854

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{157}}^1\times {\mathrm{11699}}^1$

素因数の和:11924

約数の個数: 32

約数和(自身を含む): 4192624800

約数和(自身を除く): 1661592946

約数列:

[1, 2, 13, 26, 53, 106, 157, 314, 689, 1378, 2041, 4082, 8321, 11699, 16642, 23398, 108173, 152087, 216346, 304174, 620047, 1240094, 1836743, 3673486, 8060611, 16121222, 23877659, 47755318, 97347379, 194694758, 1265515927, 2531031854]

約数ペア:

[(1, 2531031854), (2, 1265515927), (13, 194694758), (26, 97347379), (53, 47755318), (106, 23877659), (157, 16121222), (314, 8060611), (689, 3673486), (1378, 1836743), (2041, 1240094), (4082, 620047), (8321, 304174), (11699, 216346), (16642, 152087), (23398, 108173)]