1298490064

素因数分解:

$2^4\times {\mathrm{89}}^1\times {\mathrm{911861}}^1$

素因数の和:911958

約数の個数: 20

約数和(自身を含む): 2544094980

約数和(自身を除く): 1245604916

約数列:

[1, 2, 4, 8, 16, 89, 178, 356, 712, 1424, 911861, 1823722, 3647444, 7294888, 14589776, 81155629, 162311258, 324622516, 649245032, 1298490064]

約数ペア:

[(1, 1298490064), (2, 649245032), (4, 324622516), (8, 162311258), (16, 81155629), (89, 14589776), (178, 7294888), (356, 3647444), (712, 1823722), (1424, 911861)]