320131418

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{101}}^1\times {\mathrm{239}}^1\times {\mathrm{349}}^1$

素因数の和:710

約数の個数: 32

約数和(自身を含む): 514080000

約数和(自身を除く): 193948582

約数列:

[1, 2, 19, 38, 101, 202, 239, 349, 478, 698, 1919, 3838, 4541, 6631, 9082, 13262, 24139, 35249, 48278, 70498, 83411, 166822, 458641, 669731, 917282, 1339462, 1584809, 3169618, 8424511, 16849022, 160065709, 320131418]

約数ペア:

[(1, 320131418), (2, 160065709), (19, 16849022), (38, 8424511), (101, 3169618), (202, 1584809), (239, 1339462), (349, 917282), (478, 669731), (698, 458641), (1919, 166822), (3838, 83411), (4541, 70498), (6631, 48278), (9082, 35249), (13262, 24139)]