19847410

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{2693}}^1$

素因数の和:2778

約数の個数: 32

約数和(自身を含む): 39569472

約数和(自身を除く): 19722062

約数列:

[1, 2, 5, 10, 11, 22, 55, 67, 110, 134, 335, 670, 737, 1474, 2693, 3685, 5386, 7370, 13465, 26930, 29623, 59246, 148115, 180431, 296230, 360862, 902155, 1804310, 1984741, 3969482, 9923705, 19847410]

約数ペア:

[(1, 19847410), (2, 9923705), (5, 3969482), (10, 1984741), (11, 1804310), (22, 902155), (55, 360862), (67, 296230), (110, 180431), (134, 148115), (335, 59246), (670, 29623), (737, 26930), (1474, 13465), (2693, 7370), (3685, 5386)]