20164954704

素因数分解:

$2^4\times 3^1\times {\mathrm{1621}}^1\times {\mathrm{259163}}^1$

素因数の和:260795

約数の個数: 40

約数和(自身を含む): 52125136992

約数和(自身を除く): 31960182288

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 1621, 3242, 4863, 6484, 9726, 12968, 19452, 25936, 38904, 77808, 259163, 518326, 777489, 1036652, 1554978, 2073304, 3109956, 4146608, 6219912, 12439824, 420103223, 840206446, 1260309669, 1680412892, 2520619338, 3360825784, 5041238676, 6721651568, 10082477352, 20164954704]

約数ペア:

[(1, 20164954704), (2, 10082477352), (3, 6721651568), (4, 5041238676), (6, 3360825784), (8, 2520619338), (12, 1680412892), (16, 1260309669), (24, 840206446), (48, 420103223), (1621, 12439824), (3242, 6219912), (4863, 4146608), (6484, 3109956), (9726, 2073304), (12968, 1554978), (19452, 1036652), (25936, 777489), (38904, 518326), (77808, 259163)]