20167572392

素因数分解:

$2^3\times {\mathrm{11}}^2\times {\mathrm{521}}^1\times {\mathrm{39989}}^1$

素因数の和:40538

約数の個数: 48

約数和(自身を含む): 41645186100

約数和(自身を除く): 21477613708

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 121, 242, 484, 521, 968, 1042, 2084, 4168, 5731, 11462, 22924, 39989, 45848, 63041, 79978, 126082, 159956, 252164, 319912, 439879, 504328, 879758, 1759516, 3519032, 4838669, 9677338, 19354676, 20834269, 38709352, 41668538, 83337076, 166674152, 229176959, 458353918, 916707836, 1833415672, 2520946549, 5041893098, 10083786196, 20167572392]

約数ペア:

[(1, 20167572392), (2, 10083786196), (4, 5041893098), (8, 2520946549), (11, 1833415672), (22, 916707836), (44, 458353918), (88, 229176959), (121, 166674152), (242, 83337076), (484, 41668538), (521, 38709352), (968, 20834269), (1042, 19354676), (2084, 9677338), (4168, 4838669), (5731, 3519032), (11462, 1759516), (22924, 879758), (39989, 504328), (45848, 439879), (63041, 319912), (79978, 252164), (126082, 159956)]