196709864

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{43987}}^1$

素因数の和:44049

約数の個数: 32

約数和(自身を含む): 406449120

約数和(自身を除く): 209739256

約数列:

[1, 2, 4, 8, 13, 26, 43, 52, 86, 104, 172, 344, 559, 1118, 2236, 4472, 43987, 87974, 175948, 351896, 571831, 1143662, 1891441, 2287324, 3782882, 4574648, 7565764, 15131528, 24588733, 49177466, 98354932, 196709864]

約数ペア:

[(1, 196709864), (2, 98354932), (4, 49177466), (8, 24588733), (13, 15131528), (26, 7565764), (43, 4574648), (52, 3782882), (86, 2287324), (104, 1891441), (172, 1143662), (344, 571831), (559, 351896), (1118, 175948), (2236, 87974), (4472, 43987)]