20299190

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{97}}^1\times {\mathrm{1231}}^1$

素因数の和:1352

約数の個数: 32

約数和(自身を含む): 39118464

約数和(自身を除く): 18819274

約数列:

[1, 2, 5, 10, 17, 34, 85, 97, 170, 194, 485, 970, 1231, 1649, 2462, 3298, 6155, 8245, 12310, 16490, 20927, 41854, 104635, 119407, 209270, 238814, 597035, 1194070, 2029919, 4059838, 10149595, 20299190]

約数ペア:

[(1, 20299190), (2, 10149595), (5, 4059838), (10, 2029919), (17, 1194070), (34, 597035), (85, 238814), (97, 209270), (170, 119407), (194, 104635), (485, 41854), (970, 20927), (1231, 16490), (1649, 12310), (2462, 8245), (3298, 6155)]