20120779754

素因数分解:

$2^1\times {\mathrm{199}}^1\times {\mathrm{613}}^1\times {\mathrm{82471}}^1$

素因数の和:83285

約数の個数: 16

約数和(自身を含む): 30382684800

約数和(自身を除く): 10261905046

約数列:

[1, 2, 199, 398, 613, 1226, 82471, 121987, 164942, 243974, 16411729, 32823458, 50554723, 101109446, 10060389877, 20120779754]

約数ペア:

[(1, 20120779754), (2, 10060389877), (199, 101109446), (398, 50554723), (613, 32823458), (1226, 16411729), (82471, 243974), (121987, 164942)]