20161937061

素因数分解:

$3^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{2081}}^1\times {\mathrm{5303}}^1$

素因数の和:7426

約数の個数: 48

約数和(自身を含む): 34453935360

約数和(自身を除く): 14291998299

約数列:

[1, 3, 7, 9, 21, 29, 63, 87, 203, 261, 609, 1827, 2081, 5303, 6243, 14567, 15909, 18729, 37121, 43701, 47727, 60349, 111363, 131103, 153787, 181047, 334089, 422443, 461361, 543141, 1076509, 1267329, 1384083, 3229527, 3801987, 9688581, 11035543, 33106629, 77248801, 99319887, 231746403, 320030747, 695239209, 960092241, 2240215229, 2880276723, 6720645687, 20161937061]

約数ペア:

[(1, 20161937061), (3, 6720645687), (7, 2880276723), (9, 2240215229), (21, 960092241), (29, 695239209), (63, 320030747), (87, 231746403), (203, 99319887), (261, 77248801), (609, 33106629), (1827, 11035543), (2081, 9688581), (5303, 3801987), (6243, 3229527), (14567, 1384083), (15909, 1267329), (18729, 1076509), (37121, 543141), (43701, 461361), (47727, 422443), (60349, 334089), (111363, 181047), (131103, 153787)]