19828576

素因数分解:

$2^5\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{929}}^1$

素因数の和:991

約数の個数: 48

約数和(自身を含む): 42184800

約数和(自身を除く): 22356224

約数列:

[1, 2, 4, 8, 16, 23, 29, 32, 46, 58, 92, 116, 184, 232, 368, 464, 667, 736, 928, 929, 1334, 1858, 2668, 3716, 5336, 7432, 10672, 14864, 21344, 21367, 26941, 29728, 42734, 53882, 85468, 107764, 170936, 215528, 341872, 431056, 619643, 683744, 862112, 1239286, 2478572, 4957144, 9914288, 19828576]

約数ペア:

[(1, 19828576), (2, 9914288), (4, 4957144), (8, 2478572), (16, 1239286), (23, 862112), (29, 683744), (32, 619643), (46, 431056), (58, 341872), (92, 215528), (116, 170936), (184, 107764), (232, 85468), (368, 53882), (464, 42734), (667, 29728), (736, 26941), (928, 21367), (929, 21344), (1334, 14864), (1858, 10672), (2668, 7432), (3716, 5336)]