20129532488

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{19813}}^1\times {\mathrm{9769}}^1$

素因数の和:29601

約数の個数: 32

約数和(自身を含む): 40652383800

約数和(自身を除く): 20522851312

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 9769, 19538, 19813, 39076, 39626, 78152, 79252, 126997, 158504, 253994, 257569, 507988, 515138, 1015976, 1030276, 2060552, 193553197, 387106394, 774212788, 1548425576, 2516191561, 5032383122, 10064766244, 20129532488]

約数ペア:

[(1, 20129532488), (2, 10064766244), (4, 5032383122), (8, 2516191561), (13, 1548425576), (26, 774212788), (52, 387106394), (104, 193553197), (9769, 2060552), (19538, 1030276), (19813, 1015976), (39076, 515138), (39626, 507988), (78152, 257569), (79252, 253994), (126997, 158504)]