397777388

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{1061}}^1\times {\mathrm{4933}}^1$

素因数の和:6017

約数の個数: 24

約数和(自身を含む): 733587120

約数和(自身を除く): 335809732

約数列:

[1, 2, 4, 19, 38, 76, 1061, 2122, 4244, 4933, 9866, 19732, 20159, 40318, 80636, 93727, 187454, 374908, 5233913, 10467826, 20935652, 99444347, 198888694, 397777388]

約数ペア:

[(1, 397777388), (2, 198888694), (4, 99444347), (19, 20935652), (38, 10467826), (76, 5233913), (1061, 374908), (2122, 187454), (4244, 93727), (4933, 80636), (9866, 40318), (19732, 20159)]