989819152

素因数分解:

$2^4\times 7^1\times {\mathrm{17}}^1\times {\mathrm{519863}}^1$

素因数の和:519895

約数の個数: 40

約数和(自身を含む): 2320672896

約数和(自身を除く): 1330853744

約数列:

[1, 2, 4, 7, 8, 14, 16, 17, 28, 34, 56, 68, 112, 119, 136, 238, 272, 476, 952, 1904, 519863, 1039726, 2079452, 3639041, 4158904, 7278082, 8317808, 8837671, 14556164, 17675342, 29112328, 35350684, 58224656, 61863697, 70701368, 123727394, 141402736, 247454788, 494909576, 989819152]

約数ペア:

[(1, 989819152), (2, 494909576), (4, 247454788), (7, 141402736), (8, 123727394), (14, 70701368), (16, 61863697), (17, 58224656), (28, 35350684), (34, 29112328), (56, 17675342), (68, 14556164), (112, 8837671), (119, 8317808), (136, 7278082), (238, 4158904), (272, 3639041), (476, 2079452), (952, 1039726), (1904, 519863)]