19518269751

素因数分解:

$3^2\times {\mathrm{149}}^1\times {\mathrm{229}}^1\times {\mathrm{63559}}^1$

素因数の和:63943

約数の個数: 24

約数和(自身を含む): 28506660000

約数和(自身を除く): 8988390249

約数列:

[1, 3, 9, 149, 229, 447, 687, 1341, 2061, 34121, 63559, 102363, 190677, 307089, 572031, 9470291, 14555011, 28410873, 43665033, 85232619, 130995099, 2168696639, 6506089917, 19518269751]

約数ペア:

[(1, 19518269751), (3, 6506089917), (9, 2168696639), (149, 130995099), (229, 85232619), (447, 43665033), (687, 28410873), (1341, 14555011), (2061, 9470291), (34121, 572031), (63559, 307089), (102363, 190677)]