640416624

素因数分解:

$2^4\times 3^1\times {\mathrm{13342013}}^1$

素因数の和:13342024

約数の個数: 20

約数和(自身を含む): 1654409736

約数和(自身を除く): 1013993112

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 13342013, 26684026, 40026039, 53368052, 80052078, 106736104, 160104156, 213472208, 320208312, 640416624]

約数ペア:

[(1, 640416624), (2, 320208312), (3, 213472208), (4, 160104156), (6, 106736104), (8, 80052078), (12, 53368052), (16, 40026039), (24, 26684026), (48, 13342013)]