18910002

素因数分解:

$2^1\times 3^1\times {\mathrm{23}}^1\times {\mathrm{137029}}^1$

素因数の和:137057

約数の個数: 16

約数和(自身を含む): 39464640

約数和(自身を除く): 20554638

約数列:

[1, 2, 3, 6, 23, 46, 69, 138, 137029, 274058, 411087, 822174, 3151667, 6303334, 9455001, 18910002]

約数ペア:

[(1, 18910002), (2, 9455001), (3, 6303334), (6, 3151667), (23, 822174), (46, 411087), (69, 274058), (138, 137029)]