20018336

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{48121}}^1$

素因数の和:48144

約数の個数: 24

約数和(自身を含む): 42443604

約数和(自身を除く): 22425268

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 104, 208, 416, 48121, 96242, 192484, 384968, 625573, 769936, 1251146, 1539872, 2502292, 5004584, 10009168, 20018336]

約数ペア:

[(1, 20018336), (2, 10009168), (4, 5004584), (8, 2502292), (13, 1539872), (16, 1251146), (26, 769936), (32, 625573), (52, 384968), (104, 192484), (208, 96242), (416, 48121)]