20126690055

素因数分解:

$3^5\times 5^1\times {\mathrm{29}}^2\times {\mathrm{19697}}^1$

素因数の和:19775

約数の個数: 72

約数和(自身を含む): 37470796272

約数和(自身を除く): 17344106217

約数列:

[1, 3, 5, 9, 15, 27, 29, 45, 81, 87, 135, 145, 243, 261, 405, 435, 783, 841, 1215, 1305, 2349, 2523, 3915, 4205, 7047, 7569, 11745, 12615, 19697, 22707, 35235, 37845, 59091, 68121, 98485, 113535, 177273, 204363, 295455, 340605, 531819, 571213, 886365, 1021815, 1595457, 1713639, 2659095, 2856065, 4786371, 5140917, 7977285, 8568195, 15422751, 16565177, 23931855, 25704585, 46268253, 49695531, 77113755, 82825885, 138804759, 149086593, 231341265, 248477655, 447259779, 694023795, 745432965, 1341779337, 2236298895, 4025338011, 6708896685, 20126690055]

約数ペア:

[(1, 20126690055), (3, 6708896685), (5, 4025338011), (9, 2236298895), (15, 1341779337), (27, 745432965), (29, 694023795), (45, 447259779), (81, 248477655), (87, 231341265), (135, 149086593), (145, 138804759), (243, 82825885), (261, 77113755), (405, 49695531), (435, 46268253), (783, 25704585), (841, 23931855), (1215, 16565177), (1305, 15422751), (2349, 8568195), (2523, 7977285), (3915, 5140917), (4205, 4786371), (7047, 2856065), (7569, 2659095), (11745, 1713639), (12615, 1595457), (19697, 1021815), (22707, 886365), (35235, 571213), (37845, 531819), (59091, 340605), (68121, 295455), (98485, 204363), (113535, 177273)]