218630992

素因数分解:

$2^4\times {\mathrm{89}}^1\times {\mathrm{153533}}^1$

素因数の和:153630

約数の個数: 20

約数和(自身を含む): 428359860

約数和(自身を除く): 209728868

約数列:

[1, 2, 4, 8, 16, 89, 178, 356, 712, 1424, 153533, 307066, 614132, 1228264, 2456528, 13664437, 27328874, 54657748, 109315496, 218630992]

約数ペア:

[(1, 218630992), (2, 109315496), (4, 54657748), (8, 27328874), (16, 13664437), (89, 2456528), (178, 1228264), (356, 614132), (712, 307066), (1424, 153533)]