20495341722

素因数分解:

$2^1\times 3^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{109}}^1\times {\mathrm{31687}}^1$

素因数の和:31867

約数の個数: 64

約数和(自身を含む): 44170536960

約数和(自身を除く): 23675195238

約数列:

[1, 2, 3, 6, 23, 43, 46, 69, 86, 109, 129, 138, 218, 258, 327, 654, 989, 1978, 2507, 2967, 4687, 5014, 5934, 7521, 9374, 14061, 15042, 28122, 31687, 63374, 95061, 107801, 190122, 215602, 323403, 646806, 728801, 1362541, 1457602, 2186403, 2725082, 3453883, 4087623, 4372806, 6907766, 8175246, 10361649, 20723298, 31338443, 62676886, 79439309, 94015329, 148516969, 158878618, 188030658, 238317927, 297033938, 445550907, 476635854, 891101814, 3415890287, 6831780574, 10247670861, 20495341722]

約数ペア:

[(1, 20495341722), (2, 10247670861), (3, 6831780574), (6, 3415890287), (23, 891101814), (43, 476635854), (46, 445550907), (69, 297033938), (86, 238317927), (109, 188030658), (129, 158878618), (138, 148516969), (218, 94015329), (258, 79439309), (327, 62676886), (654, 31338443), (989, 20723298), (1978, 10361649), (2507, 8175246), (2967, 6907766), (4687, 4372806), (5014, 4087623), (5934, 3453883), (7521, 2725082), (9374, 2186403), (14061, 1457602), (15042, 1362541), (28122, 728801), (31687, 646806), (63374, 323403), (95061, 215602), (107801, 190122)]