18953521

素因数分解:

${\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{71}}^1\times {\mathrm{383}}^1$

素因数の和:512

約数の個数: 16

約数和(自身を含む): 20901888

約数和(自身を除く): 1948367

約数列:

[1, 17, 41, 71, 383, 697, 1207, 2911, 6511, 15703, 27193, 49487, 266951, 462281, 1114913, 18953521]

約数ペア:

[(1, 18953521), (17, 1114913), (41, 462281), (71, 266951), (383, 49487), (697, 27193), (1207, 15703), (2911, 6511)]