18535263

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{59}}^1\times {\mathrm{157}}^1$

素因数の和:271

約数の個数: 32

約数和(自身を含む): 27302400

約数和(自身を除く): 8767137

約数列:

[1, 3, 23, 29, 59, 69, 87, 157, 177, 471, 667, 1357, 1711, 2001, 3611, 4071, 4553, 5133, 9263, 10833, 13659, 27789, 39353, 104719, 118059, 213049, 268627, 314157, 639147, 805881, 6178421, 18535263]

約数ペア:

[(1, 18535263), (3, 6178421), (23, 805881), (29, 639147), (59, 314157), (69, 268627), (87, 213049), (157, 118059), (177, 104719), (471, 39353), (667, 27789), (1357, 13659), (1711, 10833), (2001, 9263), (3611, 5133), (4071, 4553)]