20788492030

素因数分解:

$2^1\times 5^1\times {\mathrm{503}}^1\times {\mathrm{4132901}}^1$

素因数の和:4133411

約数の個数: 16

約数和(自身を含む): 37493686944

約数和(自身を除く): 16705194914

約数列:

[1, 2, 5, 10, 503, 1006, 2515, 5030, 4132901, 8265802, 20664505, 41329010, 2078849203, 4157698406, 10394246015, 20788492030]

約数ペア:

[(1, 20788492030), (2, 10394246015), (5, 4157698406), (10, 2078849203), (503, 41329010), (1006, 20664505), (2515, 8265802), (5030, 4132901)]