20174967549

素因数分解:

$3^2\times {\mathrm{11}}^2\times {\mathrm{17}}^1\times {\mathrm{727}}^1\times {\mathrm{1499}}^1$

素因数の和:2271

約数の個数: 72

約数和(自身を含む): 33985224000

約数和(自身を除く): 13810256451

約数列:

[1, 3, 9, 11, 17, 33, 51, 99, 121, 153, 187, 363, 561, 727, 1089, 1499, 1683, 2057, 2181, 4497, 6171, 6543, 7997, 12359, 13491, 16489, 18513, 23991, 25483, 37077, 49467, 71973, 76449, 87967, 111231, 135949, 148401, 181379, 229347, 263901, 280313, 407847, 544137, 791703, 840939, 1089773, 1223541, 1495439, 1632411, 2522817, 3083443, 3269319, 4486317, 9250329, 9807957, 11987503, 13458951, 18526141, 27750987, 35962509, 55578423, 107887527, 131862533, 166735269, 203787551, 395587599, 611362653, 1186762797, 1834087959, 2241663061, 6724989183, 20174967549]

約数ペア:

[(1, 20174967549), (3, 6724989183), (9, 2241663061), (11, 1834087959), (17, 1186762797), (33, 611362653), (51, 395587599), (99, 203787551), (121, 166735269), (153, 131862533), (187, 107887527), (363, 55578423), (561, 35962509), (727, 27750987), (1089, 18526141), (1499, 13458951), (1683, 11987503), (2057, 9807957), (2181, 9250329), (4497, 4486317), (6171, 3269319), (6543, 3083443), (7997, 2522817), (12359, 1632411), (13491, 1495439), (16489, 1223541), (18513, 1089773), (23991, 840939), (25483, 791703), (37077, 544137), (49467, 407847), (71973, 280313), (76449, 263901), (87967, 229347), (111231, 181379), (135949, 148401)]