19909312

素因数分解:

$2^6\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{631}}^1$

素因数の和:689

約数の個数: 56

約数和(自身を含む): 43342560

約数和(自身を除く): 23433248

約数列:

[1, 2, 4, 8, 16, 17, 29, 32, 34, 58, 64, 68, 116, 136, 232, 272, 464, 493, 544, 631, 928, 986, 1088, 1262, 1856, 1972, 2524, 3944, 5048, 7888, 10096, 10727, 15776, 18299, 20192, 21454, 31552, 36598, 40384, 42908, 73196, 85816, 146392, 171632, 292784, 311083, 343264, 585568, 622166, 686528, 1171136, 1244332, 2488664, 4977328, 9954656, 19909312]

約数ペア:

[(1, 19909312), (2, 9954656), (4, 4977328), (8, 2488664), (16, 1244332), (17, 1171136), (29, 686528), (32, 622166), (34, 585568), (58, 343264), (64, 311083), (68, 292784), (116, 171632), (136, 146392), (232, 85816), (272, 73196), (464, 42908), (493, 40384), (544, 36598), (631, 31552), (928, 21454), (986, 20192), (1088, 18299), (1262, 15776), (1856, 10727), (1972, 10096), (2524, 7888), (3944, 5048)]