20147872328

素因数分解:

$2^3\times {\mathrm{97}}^1\times {\mathrm{127}}^1\times {\mathrm{204439}}^1$

素因数の和:204669

約数の個数: 32

約数和(自身を含む): 38467430400

約数和(自身を除く): 18319558072

約数列:

[1, 2, 4, 8, 97, 127, 194, 254, 388, 508, 776, 1016, 12319, 24638, 49276, 98552, 204439, 408878, 817756, 1635512, 19830583, 25963753, 39661166, 51927506, 79322332, 103855012, 158644664, 207710024, 2518484041, 5036968082, 10073936164, 20147872328]

約数ペア:

[(1, 20147872328), (2, 10073936164), (4, 5036968082), (8, 2518484041), (97, 207710024), (127, 158644664), (194, 103855012), (254, 79322332), (388, 51927506), (508, 39661166), (776, 25963753), (1016, 19830583), (12319, 1635512), (24638, 817756), (49276, 408878), (98552, 204439)]