19389248

素因数分解:

$2^6\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{251}}^1$

素因数の和:351

約数の個数: 56

約数和(自身を含む): 41477184

約数和(自身を除く): 22087936

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 64, 68, 71, 136, 142, 251, 272, 284, 502, 544, 568, 1004, 1088, 1136, 1207, 2008, 2272, 2414, 4016, 4267, 4544, 4828, 8032, 8534, 9656, 16064, 17068, 17821, 19312, 34136, 35642, 38624, 68272, 71284, 77248, 136544, 142568, 273088, 285136, 302957, 570272, 605914, 1140544, 1211828, 2423656, 4847312, 9694624, 19389248]

約数ペア:

[(1, 19389248), (2, 9694624), (4, 4847312), (8, 2423656), (16, 1211828), (17, 1140544), (32, 605914), (34, 570272), (64, 302957), (68, 285136), (71, 273088), (136, 142568), (142, 136544), (251, 77248), (272, 71284), (284, 68272), (502, 38624), (544, 35642), (568, 34136), (1004, 19312), (1088, 17821), (1136, 17068), (1207, 16064), (2008, 9656), (2272, 8534), (2414, 8032), (4016, 4828), (4267, 4544)]