20133957584

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{1373}}^1\times {\mathrm{70501}}^1$

素因数の和:71895

約数の個数: 40

約数和(自身を含む): 42041470632

約数和(自身を除く): 21907513048

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 1373, 2746, 5492, 10984, 17849, 21968, 35698, 70501, 71396, 141002, 142792, 282004, 285584, 564008, 916513, 1128016, 1833026, 3666052, 7332104, 14664208, 96797873, 193595746, 387191492, 774382984, 1258372349, 1548765968, 2516744698, 5033489396, 10066978792, 20133957584]

約数ペア:

[(1, 20133957584), (2, 10066978792), (4, 5033489396), (8, 2516744698), (13, 1548765968), (16, 1258372349), (26, 774382984), (52, 387191492), (104, 193595746), (208, 96797873), (1373, 14664208), (2746, 7332104), (5492, 3666052), (10984, 1833026), (17849, 1128016), (21968, 916513), (35698, 564008), (70501, 285584), (71396, 282004), (141002, 142792)]