19685593264

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{101}}^1\times {\mathrm{12097}}^1$

素因数の和:12278

約数の個数: 80

約数和(自身を含む): 41314186080

約数和(自身を除く): 21628592816

約数列:

[1, 2, 4, 8, 16, 19, 38, 53, 76, 101, 106, 152, 202, 212, 304, 404, 424, 808, 848, 1007, 1616, 1919, 2014, 3838, 4028, 5353, 7676, 8056, 10706, 12097, 15352, 16112, 21412, 24194, 30704, 42824, 48388, 85648, 96776, 101707, 193552, 203414, 229843, 406828, 459686, 641141, 813656, 919372, 1221797, 1282282, 1627312, 1838744, 2443594, 2564564, 3677488, 4887188, 5129128, 9774376, 10258256, 12181679, 19548752, 23214143, 24363358, 46428286, 48726716, 64755241, 92856572, 97453432, 129510482, 185713144, 194906864, 259020964, 371426288, 518041928, 1036083856, 1230349579, 2460699158, 4921398316, 9842796632, 19685593264]

約数ペア:

[(1, 19685593264), (2, 9842796632), (4, 4921398316), (8, 2460699158), (16, 1230349579), (19, 1036083856), (38, 518041928), (53, 371426288), (76, 259020964), (101, 194906864), (106, 185713144), (152, 129510482), (202, 97453432), (212, 92856572), (304, 64755241), (404, 48726716), (424, 46428286), (808, 24363358), (848, 23214143), (1007, 19548752), (1616, 12181679), (1919, 10258256), (2014, 9774376), (3838, 5129128), (4028, 4887188), (5353, 3677488), (7676, 2564564), (8056, 2443594), (10706, 1838744), (12097, 1627312), (15352, 1282282), (16112, 1221797), (21412, 919372), (24194, 813656), (30704, 641141), (42824, 459686), (48388, 406828), (85648, 229843), (96776, 203414), (101707, 193552)]