19656856

素因数分解:

$2^3\times {\mathrm{73}}^1\times {\mathrm{97}}^1\times {\mathrm{347}}^1$

素因数の和:523

約数の個数: 32

約数和(自身を含む): 37855440

約数和(自身を除く): 18198584

約数列:

[1, 2, 4, 8, 73, 97, 146, 194, 292, 347, 388, 584, 694, 776, 1388, 2776, 7081, 14162, 25331, 28324, 33659, 50662, 56648, 67318, 101324, 134636, 202648, 269272, 2457107, 4914214, 9828428, 19656856]

約数ペア:

[(1, 19656856), (2, 9828428), (4, 4914214), (8, 2457107), (73, 269272), (97, 202648), (146, 134636), (194, 101324), (292, 67318), (347, 56648), (388, 50662), (584, 33659), (694, 28324), (776, 25331), (1388, 14162), (2776, 7081)]