17938966448

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{86245031}}^1$

素因数の和:86245052

約数の個数: 20

約数和(自身を含む): 37430343888

約数和(自身を除く): 19491377440

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 86245031, 172490062, 344980124, 689960248, 1121185403, 1379920496, 2242370806, 4484741612, 8969483224, 17938966448]

約数ペア:

[(1, 17938966448), (2, 8969483224), (4, 4484741612), (8, 2242370806), (13, 1379920496), (16, 1121185403), (26, 689960248), (52, 344980124), (104, 172490062), (208, 86245031)]