28405912

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{10993}}^1$

素因数の和:11035

約数の個数: 32

約数和(自身を含む): 59367600

約数和(自身を除く): 30961688

約数列:

[1, 2, 4, 8, 17, 19, 34, 38, 68, 76, 136, 152, 323, 646, 1292, 2584, 10993, 21986, 43972, 87944, 186881, 208867, 373762, 417734, 747524, 835468, 1495048, 1670936, 3550739, 7101478, 14202956, 28405912]

約数ペア:

[(1, 28405912), (2, 14202956), (4, 7101478), (8, 3550739), (17, 1670936), (19, 1495048), (34, 835468), (38, 747524), (68, 417734), (76, 373762), (136, 208867), (152, 186881), (323, 87944), (646, 43972), (1292, 21986), (2584, 10993)]