17923180

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{257}}^1\times {\mathrm{317}}^1$

素因数の和:594

約数の個数: 48

約数和(自身を含む): 41350176

約数和(自身を除く): 23426996

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 257, 317, 514, 634, 1028, 1268, 1285, 1585, 2570, 2827, 3170, 3487, 5140, 5654, 6340, 6974, 11308, 13948, 14135, 17435, 28270, 34870, 56540, 69740, 81469, 162938, 325876, 407345, 814690, 896159, 1629380, 1792318, 3584636, 4480795, 8961590, 17923180]

約数ペア:

[(1, 17923180), (2, 8961590), (4, 4480795), (5, 3584636), (10, 1792318), (11, 1629380), (20, 896159), (22, 814690), (44, 407345), (55, 325876), (110, 162938), (220, 81469), (257, 69740), (317, 56540), (514, 34870), (634, 28270), (1028, 17435), (1268, 14135), (1285, 13948), (1585, 11308), (2570, 6974), (2827, 6340), (3170, 5654), (3487, 5140)]