20173734

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{5521}}^1$

素因数の和:5565

約数の個数: 48

約数和(自身を含む): 51685920

約数和(自身を除く): 31512186

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 29, 42, 58, 63, 87, 126, 174, 203, 261, 406, 522, 609, 1218, 1827, 3654, 5521, 11042, 16563, 33126, 38647, 49689, 77294, 99378, 115941, 160109, 231882, 320218, 347823, 480327, 695646, 960654, 1120763, 1440981, 2241526, 2881962, 3362289, 6724578, 10086867, 20173734]

約数ペア:

[(1, 20173734), (2, 10086867), (3, 6724578), (6, 3362289), (7, 2881962), (9, 2241526), (14, 1440981), (18, 1120763), (21, 960654), (29, 695646), (42, 480327), (58, 347823), (63, 320218), (87, 231882), (126, 160109), (174, 115941), (203, 99378), (261, 77294), (406, 49689), (522, 38647), (609, 33126), (1218, 16563), (1827, 11042), (3654, 5521)]