19639786

素因数分解:

$2^1\times {\mathrm{29}}^1\times {\mathrm{53}}^1\times {\mathrm{6389}}^1$

素因数の和:6473

約数の個数: 16

約数和(自身を含む): 31055400

約数和(自身を除く): 11415614

約数列:

[1, 2, 29, 53, 58, 106, 1537, 3074, 6389, 12778, 185281, 338617, 370562, 677234, 9819893, 19639786]

約数ペア:

[(1, 19639786), (2, 9819893), (29, 677234), (53, 370562), (58, 338617), (106, 185281), (1537, 12778), (3074, 6389)]