19965302

素因数分解:

$2^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{179}}^1\times {\mathrm{257}}^1$

素因数の和:476

約数の個数: 32

約数和(自身を含む): 35665920

約数和(自身を除く): 15700618

約数列:

[1, 2, 7, 14, 31, 62, 179, 217, 257, 358, 434, 514, 1253, 1799, 2506, 3598, 5549, 7967, 11098, 15934, 38843, 46003, 55769, 77686, 92006, 111538, 322021, 644042, 1426093, 2852186, 9982651, 19965302]

約数ペア:

[(1, 19965302), (2, 9982651), (7, 2852186), (14, 1426093), (31, 644042), (62, 322021), (179, 111538), (217, 92006), (257, 77686), (358, 55769), (434, 46003), (514, 38843), (1253, 15934), (1799, 11098), (2506, 7967), (3598, 5549)]