20996957524

素因数分解:

$2^2\times {\mathrm{59}}^1\times {\mathrm{641}}^1\times {\mathrm{138799}}^1$

素因数の和:139503

約数の個数: 24

約数和(自身を含む): 37426032000

約数和(自身を除く): 16429074476

約数列:

[1, 2, 4, 59, 118, 236, 641, 1282, 2564, 37819, 75638, 138799, 151276, 277598, 555196, 8189141, 16378282, 32756564, 88970159, 177940318, 355880636, 5249239381, 10498478762, 20996957524]

約数ペア:

[(1, 20996957524), (2, 10498478762), (4, 5249239381), (59, 355880636), (118, 177940318), (236, 88970159), (641, 32756564), (1282, 16378282), (2564, 8189141), (37819, 555196), (75638, 277598), (138799, 151276)]