18856578

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{151}}^1\times {\mathrm{1601}}^1$

素因数の和:1770

約数の個数: 32

約数和(自身を含む): 40908672

約数和(自身を除く): 22052094

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 151, 302, 453, 906, 1601, 1963, 3202, 3926, 4803, 5889, 9606, 11778, 20813, 41626, 62439, 124878, 241751, 483502, 725253, 1450506, 3142763, 6285526, 9428289, 18856578]

約数ペア:

[(1, 18856578), (2, 9428289), (3, 6285526), (6, 3142763), (13, 1450506), (26, 725253), (39, 483502), (78, 241751), (151, 124878), (302, 62439), (453, 41626), (906, 20813), (1601, 11778), (1963, 9606), (3202, 5889), (3926, 4803)]