16998560

素因数分解:

$2^5\times 5^1\times {\mathrm{131}}^1\times {\mathrm{811}}^1$

素因数の和:957

約数の個数: 48

約数和(自身を含む): 40515552

約数和(自身を除く): 23516992

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 131, 160, 262, 524, 655, 811, 1048, 1310, 1622, 2096, 2620, 3244, 4055, 4192, 5240, 6488, 8110, 10480, 12976, 16220, 20960, 25952, 32440, 64880, 106241, 129760, 212482, 424964, 531205, 849928, 1062410, 1699856, 2124820, 3399712, 4249640, 8499280, 16998560]

約数ペア:

[(1, 16998560), (2, 8499280), (4, 4249640), (5, 3399712), (8, 2124820), (10, 1699856), (16, 1062410), (20, 849928), (32, 531205), (40, 424964), (80, 212482), (131, 129760), (160, 106241), (262, 64880), (524, 32440), (655, 25952), (811, 20960), (1048, 16220), (1310, 12976), (1622, 10480), (2096, 8110), (2620, 6488), (3244, 5240), (4055, 4192)]