201620618128

素因数分解:

$2^4\times {\mathrm{131}}^1\times {\mathrm{137}}^1\times {\mathrm{702139}}^1$

素因数の和:702415

約数の個数: 40

約数和(自身を含む): 396495649440

約数和(自身を除く): 194875031312

約数列:

[1, 2, 4, 8, 16, 131, 137, 262, 274, 524, 548, 1048, 1096, 2096, 2192, 17947, 35894, 71788, 143576, 287152, 702139, 1404278, 2808556, 5617112, 11234224, 91980209, 96193043, 183960418, 192386086, 367920836, 384772172, 735841672, 769544344, 1471683344, 1539088688, 12601288633, 25202577266, 50405154532, 100810309064, 201620618128]

約数ペア:

[(1, 201620618128), (2, 100810309064), (4, 50405154532), (8, 25202577266), (16, 12601288633), (131, 1539088688), (137, 1471683344), (262, 769544344), (274, 735841672), (524, 384772172), (548, 367920836), (1048, 192386086), (1096, 183960418), (2096, 96193043), (2192, 91980209), (17947, 11234224), (35894, 5617112), (71788, 2808556), (143576, 1404278), (287152, 702139)]