1915204844

素因数分解:

$2^2\times 7^1\times {\mathrm{197}}^1\times {\mathrm{347209}}^1$

素因数の和:347417

約数の個数: 24

約数和(自身を含む): 3849864480

約数和(自身を除く): 1934659636

約数列:

[1, 2, 4, 7, 14, 28, 197, 394, 788, 1379, 2758, 5516, 347209, 694418, 1388836, 2430463, 4860926, 9721852, 68400173, 136800346, 273600692, 478801211, 957602422, 1915204844]

約数ペア:

[(1, 1915204844), (2, 957602422), (4, 478801211), (7, 273600692), (14, 136800346), (28, 68400173), (197, 9721852), (394, 4860926), (788, 2430463), (1379, 1388836), (2758, 694418), (5516, 347209)]