189904936

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{131}}^1\times {\mathrm{263}}^1$

素因数の和:466

約数の個数: 64

約数和(自身を含む): 395176320

約数和(自身を除く): 205271384

約数列:

[1, 2, 4, 8, 13, 26, 52, 53, 104, 106, 131, 212, 262, 263, 424, 524, 526, 689, 1048, 1052, 1378, 1703, 2104, 2756, 3406, 3419, 5512, 6812, 6838, 6943, 13624, 13676, 13886, 13939, 27352, 27772, 27878, 34453, 55544, 55756, 68906, 90259, 111512, 137812, 180518, 181207, 275624, 361036, 362414, 447889, 722072, 724828, 895778, 1449656, 1791556, 1826009, 3583112, 3652018, 7304036, 14608072, 23738117, 47476234, 94952468, 189904936]

約数ペア:

[(1, 189904936), (2, 94952468), (4, 47476234), (8, 23738117), (13, 14608072), (26, 7304036), (52, 3652018), (53, 3583112), (104, 1826009), (106, 1791556), (131, 1449656), (212, 895778), (262, 724828), (263, 722072), (424, 447889), (524, 362414), (526, 361036), (689, 275624), (1048, 181207), (1052, 180518), (1378, 137812), (1703, 111512), (2104, 90259), (2756, 68906), (3406, 55756), (3419, 55544), (5512, 34453), (6812, 27878), (6838, 27772), (6943, 27352), (13624, 13939), (13676, 13886)]