258065524

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{127}}^1\times {\mathrm{26737}}^1$

素因数の和:26887

約数の個数: 24

約数和(自身を含む): 479144960

約数和(自身を除く): 221079436

約数列:

[1, 2, 4, 19, 38, 76, 127, 254, 508, 2413, 4826, 9652, 26737, 53474, 106948, 508003, 1016006, 2032012, 3395599, 6791198, 13582396, 64516381, 129032762, 258065524]

約数ペア:

[(1, 258065524), (2, 129032762), (4, 64516381), (19, 13582396), (38, 6791198), (76, 3395599), (127, 2032012), (254, 1016006), (508, 508003), (2413, 106948), (4826, 53474), (9652, 26737)]