20180921353

素因数分解:

${\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{563}}^1\times {\mathrm{21817}}^1$

素因数の和:22464

約数の個数: 16

約数和(自身を含む): 21263648256

約数和(自身を除く): 1082726903

約数列:

[1, 31, 53, 563, 1643, 17453, 21817, 29839, 676327, 925009, 1156301, 12282971, 35845331, 380772101, 650997463, 20180921353]

約数ペア:

[(1, 20180921353), (31, 650997463), (53, 380772101), (563, 35845331), (1643, 12282971), (17453, 1156301), (21817, 925009), (29839, 676327)]