19843364

素因数分解:

$2^2\times {\mathrm{71}}^1\times {\mathrm{107}}^1\times {\mathrm{653}}^1$

素因数の和:835

約数の個数: 24

約数和(自身を含む): 35598528

約数和(自身を除く): 15755164

約数列:

[1, 2, 4, 71, 107, 142, 214, 284, 428, 653, 1306, 2612, 7597, 15194, 30388, 46363, 69871, 92726, 139742, 185452, 279484, 4960841, 9921682, 19843364]

約数ペア:

[(1, 19843364), (2, 9921682), (4, 4960841), (71, 279484), (107, 185452), (142, 139742), (214, 92726), (284, 69871), (428, 46363), (653, 30388), (1306, 15194), (2612, 7597)]