389604386

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{8623}}^1$

素因数の和:8714

約数の個数: 32

約数和(自身を含む): 651974400

約数和(自身を除く): 262370014

約数列:

[1, 2, 19, 29, 38, 41, 58, 82, 551, 779, 1102, 1189, 1558, 2378, 8623, 17246, 22591, 45182, 163837, 250067, 327674, 353543, 500134, 707086, 4751273, 6717317, 9502546, 10252747, 13434634, 20505494, 194802193, 389604386]

約数ペア:

[(1, 389604386), (2, 194802193), (19, 20505494), (29, 13434634), (38, 10252747), (41, 9502546), (58, 6717317), (82, 4751273), (551, 707086), (779, 500134), (1102, 353543), (1189, 327674), (1558, 250067), (2378, 163837), (8623, 45182), (17246, 22591)]