20565799784

素因数分解:

$2^3\times {\mathrm{23}}^1\times {\mathrm{521}}^1\times {\mathrm{214531}}^1$

素因数の和:215081

約数の個数: 32

約数和(自身を含む): 40314853440

約数和(自身を除く): 19749053656

約数列:

[1, 2, 4, 8, 23, 46, 92, 184, 521, 1042, 2084, 4168, 11983, 23966, 47932, 95864, 214531, 429062, 858124, 1716248, 4934213, 9868426, 19736852, 39473704, 111770651, 223541302, 447082604, 894165208, 2570724973, 5141449946, 10282899892, 20565799784]

約数ペア:

[(1, 20565799784), (2, 10282899892), (4, 5141449946), (8, 2570724973), (23, 894165208), (46, 447082604), (92, 223541302), (184, 111770651), (521, 39473704), (1042, 19736852), (2084, 9868426), (4168, 4934213), (11983, 1716248), (23966, 858124), (47932, 429062), (95864, 214531)]