19973932

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{12269}}^1$

素因数の和:12321

約数の個数: 24

約数和(自身を含む): 39165840

約数和(自身を除く): 19191908

約数列:

[1, 2, 4, 11, 22, 37, 44, 74, 148, 407, 814, 1628, 12269, 24538, 49076, 134959, 269918, 453953, 539836, 907906, 1815812, 4993483, 9986966, 19973932]

約数ペア:

[(1, 19973932), (2, 9986966), (4, 4993483), (11, 1815812), (22, 907906), (37, 539836), (44, 453953), (74, 269918), (148, 134959), (407, 49076), (814, 24538), (1628, 12269)]