31118516

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{54403}}^1$

素因数の和:54431

約数の個数: 24

約数和(自身を含む): 63979104

約数和(自身を除く): 32860588

約数列:

[1, 2, 4, 11, 13, 22, 26, 44, 52, 143, 286, 572, 54403, 108806, 217612, 598433, 707239, 1196866, 1414478, 2393732, 2828956, 7779629, 15559258, 31118516]

約数ペア:

[(1, 31118516), (2, 15559258), (4, 7779629), (11, 2828956), (13, 2393732), (22, 1414478), (26, 1196866), (44, 707239), (52, 598433), (143, 217612), (286, 108806), (572, 54403)]