16775860

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{131}}^1\times {\mathrm{337}}^1$

素因数の和:496

約数の個数: 48

約数和(自身を含む): 37477440

約数和(自身を除く): 20701580

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 131, 190, 262, 337, 380, 524, 655, 674, 1310, 1348, 1685, 2489, 2620, 3370, 4978, 6403, 6740, 9956, 12445, 12806, 24890, 25612, 32015, 44147, 49780, 64030, 88294, 128060, 176588, 220735, 441470, 838793, 882940, 1677586, 3355172, 4193965, 8387930, 16775860]

約数ペア:

[(1, 16775860), (2, 8387930), (4, 4193965), (5, 3355172), (10, 1677586), (19, 882940), (20, 838793), (38, 441470), (76, 220735), (95, 176588), (131, 128060), (190, 88294), (262, 64030), (337, 49780), (380, 44147), (524, 32015), (655, 25612), (674, 24890), (1310, 12806), (1348, 12445), (1685, 9956), (2489, 6740), (2620, 6403), (3370, 4978)]