197821448

素因数分解:

$2^3\times {\mathrm{11}}^2\times {\mathrm{204361}}^1$

素因数の和:204389

約数の個数: 24

約数和(自身を含む): 407702190

約数和(自身を除く): 209880742

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 121, 242, 484, 968, 204361, 408722, 817444, 1634888, 2247971, 4495942, 8991884, 17983768, 24727681, 49455362, 98910724, 197821448]

約数ペア:

[(1, 197821448), (2, 98910724), (4, 49455362), (8, 24727681), (11, 17983768), (22, 8991884), (44, 4495942), (88, 2247971), (121, 1634888), (242, 817444), (484, 408722), (968, 204361)]