20508780598

素因数分解:

$2^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{61}}^1\times {\mathrm{223}}^1\times {\mathrm{373}}^1$

素因数の和:749

約数の個数: 64

約数和(自身を含む): 32909893632

約数和(自身を除く): 12401113034

約数列:

[1, 2, 43, 47, 61, 86, 94, 122, 223, 373, 446, 746, 2021, 2623, 2867, 4042, 5246, 5734, 9589, 10481, 13603, 16039, 17531, 19178, 20962, 22753, 27206, 32078, 35062, 45506, 83179, 123281, 166358, 246562, 450683, 584929, 639341, 753833, 901366, 978379, 1069391, 1169858, 1278682, 1507666, 1956758, 2138782, 3576697, 3909413, 5073919, 7153394, 7818826, 10147838, 27491663, 45983813, 54983326, 91967626, 168104759, 218178517, 238474193, 336209518, 436357034, 476948386, 10254390299, 20508780598]

約数ペア:

[(1, 20508780598), (2, 10254390299), (43, 476948386), (47, 436357034), (61, 336209518), (86, 238474193), (94, 218178517), (122, 168104759), (223, 91967626), (373, 54983326), (446, 45983813), (746, 27491663), (2021, 10147838), (2623, 7818826), (2867, 7153394), (4042, 5073919), (5246, 3909413), (5734, 3576697), (9589, 2138782), (10481, 1956758), (13603, 1507666), (16039, 1278682), (17531, 1169858), (19178, 1069391), (20962, 978379), (22753, 901366), (27206, 753833), (32078, 639341), (35062, 584929), (45506, 450683), (83179, 246562), (123281, 166358)]