1986556

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{151}}^1$

素因数の和:202

約数の個数: 48

約数和(自身を含む): 4290048

約数和(自身を除く): 2303492

約数列:

[1, 2, 4, 11, 13, 22, 23, 26, 44, 46, 52, 92, 143, 151, 253, 286, 299, 302, 506, 572, 598, 604, 1012, 1196, 1661, 1963, 3289, 3322, 3473, 3926, 6578, 6644, 6946, 7852, 13156, 13892, 21593, 38203, 43186, 45149, 76406, 86372, 90298, 152812, 180596, 496639, 993278, 1986556]

約数ペア:

[(1, 1986556), (2, 993278), (4, 496639), (11, 180596), (13, 152812), (22, 90298), (23, 86372), (26, 76406), (44, 45149), (46, 43186), (52, 38203), (92, 21593), (143, 13892), (151, 13156), (253, 7852), (286, 6946), (299, 6644), (302, 6578), (506, 3926), (572, 3473), (598, 3322), (604, 3289), (1012, 1963), (1196, 1661)]