1978694577424

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{7274612417}}^1$

素因数の和:7274612442

約数の個数: 20

約数和(自身を含む): 4059233729244

約数和(自身を除く): 2080539151820

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 272, 7274612417, 14549224834, 29098449668, 58196899336, 116393798672, 123668411089, 247336822178, 494673644356, 989347288712, 1978694577424]

約数ペア:

[(1, 1978694577424), (2, 989347288712), (4, 494673644356), (8, 247336822178), (16, 123668411089), (17, 116393798672), (34, 58196899336), (68, 29098449668), (136, 14549224834), (272, 7274612417)]