20172508804

素因数分解:

$2^2\times 7^1\times {\mathrm{127}}^1\times {\mathrm{5672809}}^1$

素因数の和:5672947

約数の個数: 24

約数和(自身を含む): 40662702080

約数和(自身を除く): 20490193276

約数列:

[1, 2, 4, 7, 14, 28, 127, 254, 508, 889, 1778, 3556, 5672809, 11345618, 22691236, 39709663, 79419326, 158838652, 720446743, 1440893486, 2881786972, 5043127201, 10086254402, 20172508804]

約数ペア:

[(1, 20172508804), (2, 10086254402), (4, 5043127201), (7, 2881786972), (14, 1440893486), (28, 720446743), (127, 158838652), (254, 79419326), (508, 39709663), (889, 22691236), (1778, 11345618), (3556, 5672809)]