220895912

素因数分解:

$2^3\times {\mathrm{109}}^1\times {\mathrm{253321}}^1$

素因数の和:253436

約数の個数: 16

約数和(自身を含む): 417981300

約数和(自身を除く): 197085388

約数列:

[1, 2, 4, 8, 109, 218, 436, 872, 253321, 506642, 1013284, 2026568, 27611989, 55223978, 110447956, 220895912]

約数ペア:

[(1, 220895912), (2, 110447956), (4, 55223978), (8, 27611989), (109, 2026568), (218, 1013284), (436, 506642), (872, 253321)]