20178704936

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{194026009}}^1$

素因数の和:194026028

約数の個数: 16

約数和(自身を含む): 40745462100

約数和(自身を除く): 20566757164

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 194026009, 388052018, 776104036, 1552208072, 2522338117, 5044676234, 10089352468, 20178704936]

約数ペア:

[(1, 20178704936), (2, 10089352468), (4, 5044676234), (8, 2522338117), (13, 1552208072), (26, 776104036), (52, 388052018), (104, 194026009)]