19619608

素因数分解:

$2^3\times {\mathrm{97}}^1\times {\mathrm{131}}^1\times {\mathrm{193}}^1$

素因数の和:427

約数の個数: 32

約数和(自身を含む): 37643760

約数和(自身を除く): 18024152

約数列:

[1, 2, 4, 8, 97, 131, 193, 194, 262, 386, 388, 524, 772, 776, 1048, 1544, 12707, 18721, 25283, 25414, 37442, 50566, 50828, 74884, 101132, 101656, 149768, 202264, 2452451, 4904902, 9809804, 19619608]

約数ペア:

[(1, 19619608), (2, 9809804), (4, 4904902), (8, 2452451), (97, 202264), (131, 149768), (193, 101656), (194, 101132), (262, 74884), (386, 50828), (388, 50566), (524, 37442), (772, 25414), (776, 25283), (1048, 18721), (1544, 12707)]