30881912

素因数分解:

$2^3\times {\mathrm{43}}^1\times {\mathrm{107}}^1\times {\mathrm{839}}^1$

素因数の和:995

約数の個数: 32

約数和(自身を含む): 59875200

約数和(自身を除く): 28993288

約数列:

[1, 2, 4, 8, 43, 86, 107, 172, 214, 344, 428, 839, 856, 1678, 3356, 4601, 6712, 9202, 18404, 36077, 36808, 72154, 89773, 144308, 179546, 288616, 359092, 718184, 3860239, 7720478, 15440956, 30881912]

約数ペア:

[(1, 30881912), (2, 15440956), (4, 7720478), (8, 3860239), (43, 718184), (86, 359092), (107, 288616), (172, 179546), (214, 144308), (344, 89773), (428, 72154), (839, 36808), (856, 36077), (1678, 18404), (3356, 9202), (4601, 6712)]