20098130

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{2917}}^1$

素因数の和:2990

約数の個数: 32

約数和(自身を含む): 39708144

約数和(自身を除く): 19610014

約数列:

[1, 2, 5, 10, 13, 26, 53, 65, 106, 130, 265, 530, 689, 1378, 2917, 3445, 5834, 6890, 14585, 29170, 37921, 75842, 154601, 189605, 309202, 379210, 773005, 1546010, 2009813, 4019626, 10049065, 20098130]

約数ペア:

[(1, 20098130), (2, 10049065), (5, 4019626), (10, 2009813), (13, 1546010), (26, 773005), (53, 379210), (65, 309202), (106, 189605), (130, 154601), (265, 75842), (530, 37921), (689, 29170), (1378, 14585), (2917, 6890), (3445, 5834)]