2019913408

素因数分解:

$2^6\times {\mathrm{19}}^2\times {\mathrm{87427}}^1$

素因数の和:87477

約数の個数: 42

約数和(自身を含む): 4230378636

約数和(自身を除く): 2210465228

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 64, 76, 152, 304, 361, 608, 722, 1216, 1444, 2888, 5776, 11552, 23104, 87427, 174854, 349708, 699416, 1398832, 1661113, 2797664, 3322226, 5595328, 6644452, 13288904, 26577808, 31561147, 53155616, 63122294, 106311232, 126244588, 252489176, 504978352, 1009956704, 2019913408]

約数ペア:

[(1, 2019913408), (2, 1009956704), (4, 504978352), (8, 252489176), (16, 126244588), (19, 106311232), (32, 63122294), (38, 53155616), (64, 31561147), (76, 26577808), (152, 13288904), (304, 6644452), (361, 5595328), (608, 3322226), (722, 2797664), (1216, 1661113), (1444, 1398832), (2888, 699416), (5776, 349708), (11552, 174854), (23104, 87427)]