19732383

素因数分解:

$3^3\times {\mathrm{11}}^1\times {\mathrm{29}}^2\times {\mathrm{79}}^1$

素因数の和:157

約数の個数: 48

約数和(自身を含む): 33446400

約数和(自身を除く): 13714017

約数列:

[1, 3, 9, 11, 27, 29, 33, 79, 87, 99, 237, 261, 297, 319, 711, 783, 841, 869, 957, 2133, 2291, 2523, 2607, 2871, 6873, 7569, 7821, 8613, 9251, 20619, 22707, 23463, 25201, 27753, 61857, 66439, 75603, 83259, 199317, 226809, 249777, 597951, 680427, 730829, 1793853, 2192487, 6577461, 19732383]

約数ペア:

[(1, 19732383), (3, 6577461), (9, 2192487), (11, 1793853), (27, 730829), (29, 680427), (33, 597951), (79, 249777), (87, 226809), (99, 199317), (237, 83259), (261, 75603), (297, 66439), (319, 61857), (711, 27753), (783, 25201), (841, 23463), (869, 22707), (957, 20619), (2133, 9251), (2291, 8613), (2523, 7821), (2607, 7569), (2871, 6873)]