201049136

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{405341}}^1$

素因数の和:405380

約数の個数: 20

約数和(自身を含む): 402099264

約数和(自身を除く): 201050128

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 248, 496, 405341, 810682, 1621364, 3242728, 6485456, 12565571, 25131142, 50262284, 100524568, 201049136]

約数ペア:

[(1, 201049136), (2, 100524568), (4, 50262284), (8, 25131142), (16, 12565571), (31, 6485456), (62, 3242728), (124, 1621364), (248, 810682), (496, 405341)]