20174499568

素因数分解:

$2^4\times {\mathrm{109}}^1\times {\mathrm{163}}^1\times {\mathrm{70969}}^1$

素因数の和:71249

約数の個数: 40

約数和(自身を含む): 39689262800

約数和(自身を除く): 19514763232

約数列:

[1, 2, 4, 8, 16, 109, 163, 218, 326, 436, 652, 872, 1304, 1744, 2608, 17767, 35534, 70969, 71068, 141938, 142136, 283876, 284272, 567752, 1135504, 7735621, 11567947, 15471242, 23135894, 30942484, 46271788, 61884968, 92543576, 123769936, 185087152, 1260906223, 2521812446, 5043624892, 10087249784, 20174499568]

約数ペア:

[(1, 20174499568), (2, 10087249784), (4, 5043624892), (8, 2521812446), (16, 1260906223), (109, 185087152), (163, 123769936), (218, 92543576), (326, 61884968), (436, 46271788), (652, 30942484), (872, 23135894), (1304, 15471242), (1744, 11567947), (2608, 7735621), (17767, 1135504), (35534, 567752), (70969, 284272), (71068, 283876), (141938, 142136)]