163944976

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{197}}^1\times {\mathrm{4001}}^1$

素因数の和:4219

約数の個数: 40

約数和(自身を含む): 343899864

約数和(自身を除く): 179954888

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 197, 208, 394, 788, 1576, 2561, 3152, 4001, 5122, 8002, 10244, 16004, 20488, 32008, 40976, 52013, 64016, 104026, 208052, 416104, 788197, 832208, 1576394, 3152788, 6305576, 10246561, 12611152, 20493122, 40986244, 81972488, 163944976]

約数ペア:

[(1, 163944976), (2, 81972488), (4, 40986244), (8, 20493122), (13, 12611152), (16, 10246561), (26, 6305576), (52, 3152788), (104, 1576394), (197, 832208), (208, 788197), (394, 416104), (788, 208052), (1576, 104026), (2561, 64016), (3152, 52013), (4001, 40976), (5122, 32008), (8002, 20488), (10244, 16004)]