20699336

素因数分解:

$2^3\times 7^1\times {\mathrm{17}}^2\times {\mathrm{1279}}^1$

素因数の和:1326

約数の個数: 48

約数和(自身を含む): 47155200

約数和(自身を除く): 26455864

約数列:

[1, 2, 4, 7, 8, 14, 17, 28, 34, 56, 68, 119, 136, 238, 289, 476, 578, 952, 1156, 1279, 2023, 2312, 2558, 4046, 5116, 8092, 8953, 10232, 16184, 17906, 21743, 35812, 43486, 71624, 86972, 152201, 173944, 304402, 369631, 608804, 739262, 1217608, 1478524, 2587417, 2957048, 5174834, 10349668, 20699336]

約数ペア:

[(1, 20699336), (2, 10349668), (4, 5174834), (7, 2957048), (8, 2587417), (14, 1478524), (17, 1217608), (28, 739262), (34, 608804), (56, 369631), (68, 304402), (119, 173944), (136, 152201), (238, 86972), (289, 71624), (476, 43486), (578, 35812), (952, 21743), (1156, 17906), (1279, 16184), (2023, 10232), (2312, 8953), (2558, 8092), (4046, 5116)]