19701084

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{2687}}^1$

素因数の和:2754

約数の個数: 48

約数和(自身を含む): 50577408

約数和(自身を除く): 30876324

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 47, 52, 78, 94, 141, 156, 188, 282, 564, 611, 1222, 1833, 2444, 2687, 3666, 5374, 7332, 8061, 10748, 16122, 32244, 34931, 69862, 104793, 126289, 139724, 209586, 252578, 378867, 419172, 505156, 757734, 1515468, 1641757, 3283514, 4925271, 6567028, 9850542, 19701084]

約数ペア:

[(1, 19701084), (2, 9850542), (3, 6567028), (4, 4925271), (6, 3283514), (12, 1641757), (13, 1515468), (26, 757734), (39, 505156), (47, 419172), (52, 378867), (78, 252578), (94, 209586), (141, 139724), (156, 126289), (188, 104793), (282, 69862), (564, 34931), (611, 32244), (1222, 16122), (1833, 10748), (2444, 8061), (2687, 7332), (3666, 5374)]