199900492

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{122789}}^1$

素因数の和:122841

約数の個数: 24

約数和(自身を含む): 391945680

約数和(自身を除く): 192045188

約数列:

[1, 2, 4, 11, 22, 37, 44, 74, 148, 407, 814, 1628, 122789, 245578, 491156, 1350679, 2701358, 4543193, 5402716, 9086386, 18172772, 49975123, 99950246, 199900492]

約数ペア:

[(1, 199900492), (2, 99950246), (4, 49975123), (11, 18172772), (22, 9086386), (37, 5402716), (44, 4543193), (74, 2701358), (148, 1350679), (407, 491156), (814, 245578), (1628, 122789)]