20887683003

素因数分解:

$3^3\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{90281}}^1$

素因数の和:90361

約数の個数: 64

約数和(自身を含む): 36401702400

約数和(自身を除く): 15514019397

約数列:

[1, 3, 9, 11, 19, 27, 33, 41, 57, 99, 123, 171, 209, 297, 369, 451, 513, 627, 779, 1107, 1353, 1881, 2337, 4059, 5643, 7011, 8569, 12177, 21033, 25707, 77121, 90281, 231363, 270843, 812529, 993091, 1715339, 2437587, 2979273, 3701521, 5146017, 8937819, 11104563, 15438051, 18868729, 26813457, 33313689, 40716731, 46314153, 56606187, 70328899, 99941067, 122150193, 169818561, 210986697, 366450579, 509455683, 632960091, 773617889, 1099351737, 1898880273, 2320853667, 6962561001, 20887683003]

約数ペア:

[(1, 20887683003), (3, 6962561001), (9, 2320853667), (11, 1898880273), (19, 1099351737), (27, 773617889), (33, 632960091), (41, 509455683), (57, 366450579), (99, 210986697), (123, 169818561), (171, 122150193), (209, 99941067), (297, 70328899), (369, 56606187), (451, 46314153), (513, 40716731), (627, 33313689), (779, 26813457), (1107, 18868729), (1353, 15438051), (1881, 11104563), (2337, 8937819), (4059, 5146017), (5643, 3701521), (7011, 2979273), (8569, 2437587), (12177, 1715339), (21033, 993091), (25707, 812529), (77121, 270843), (90281, 231363)]