18922617

素因数分解:

$3^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{9689}}^1$

素因数の和:9733

約数の個数: 24

約数和(自身を含む): 32248320

約数和(自身を除く): 13325703

約数列:

[1, 3, 7, 9, 21, 31, 63, 93, 217, 279, 651, 1953, 9689, 29067, 67823, 87201, 203469, 300359, 610407, 901077, 2102513, 2703231, 6307539, 18922617]

約数ペア:

[(1, 18922617), (3, 6307539), (7, 2703231), (9, 2102513), (21, 901077), (31, 610407), (63, 300359), (93, 203469), (217, 87201), (279, 67823), (651, 29067), (1953, 9689)]