19275459

素因数分解:

$3^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{1021}}^1$

素因数の和:1091

約数の個数: 32

約数和(自身を含む): 31395840

約数和(自身を除く): 12120381

約数列:

[1, 3, 7, 21, 29, 31, 87, 93, 203, 217, 609, 651, 899, 1021, 2697, 3063, 6293, 7147, 18879, 21441, 29609, 31651, 88827, 94953, 207263, 221557, 621789, 664671, 917879, 2753637, 6425153, 19275459]

約数ペア:

[(1, 19275459), (3, 6425153), (7, 2753637), (21, 917879), (29, 664671), (31, 621789), (87, 221557), (93, 207263), (203, 94953), (217, 88827), (609, 31651), (651, 29609), (899, 21441), (1021, 18879), (2697, 7147), (3063, 6293)]