19650386

素因数分解:

$2^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{71}}^1\times {\mathrm{373}}^1$

素因数の和:506

約数の個数: 32

約数和(自身を含む): 34898688

約数和(自身を除く): 15248302

約数列:

[1, 2, 7, 14, 53, 71, 106, 142, 371, 373, 497, 742, 746, 994, 2611, 3763, 5222, 7526, 19769, 26341, 26483, 39538, 52682, 52966, 138383, 185381, 276766, 370762, 1403599, 2807198, 9825193, 19650386]

約数ペア:

[(1, 19650386), (2, 9825193), (7, 2807198), (14, 1403599), (53, 370762), (71, 276766), (106, 185381), (142, 138383), (371, 52966), (373, 52682), (497, 39538), (742, 26483), (746, 26341), (994, 19769), (2611, 7526), (3763, 5222)]