18953370

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{197}}^1\times {\mathrm{1069}}^1$

素因数の和:1279

約数の個数: 48

約数和(自身を含む): 49575240

約数和(自身を除く): 30621870

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 197, 394, 591, 985, 1069, 1182, 1773, 1970, 2138, 2955, 3207, 3546, 5345, 5910, 6414, 8865, 9621, 10690, 16035, 17730, 19242, 32070, 48105, 96210, 210593, 421186, 631779, 1052965, 1263558, 1895337, 2105930, 3158895, 3790674, 6317790, 9476685, 18953370]

約数ペア:

[(1, 18953370), (2, 9476685), (3, 6317790), (5, 3790674), (6, 3158895), (9, 2105930), (10, 1895337), (15, 1263558), (18, 1052965), (30, 631779), (45, 421186), (90, 210593), (197, 96210), (394, 48105), (591, 32070), (985, 19242), (1069, 17730), (1182, 16035), (1773, 10690), (1970, 9621), (2138, 8865), (2955, 6414), (3207, 5910), (3546, 5345)]