18988184

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{139619}}^1$

素因数の和:139642

約数の個数: 16

約数和(自身を含む): 37697400

約数和(自身を除く): 18709216

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 139619, 279238, 558476, 1116952, 2373523, 4747046, 9494092, 18988184]

約数ペア:

[(1, 18988184), (2, 9494092), (4, 4747046), (8, 2373523), (17, 1116952), (34, 558476), (68, 279238), (136, 139619)]