20199596494

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{43}}^2\times {\mathrm{6449}}^1$

素因数の和:6566

約数の個数: 72

約数和(自身を含む): 38973841200

約数和(自身を除く): 18774244706

約数列:

[1, 2, 7, 11, 14, 22, 43, 77, 86, 121, 154, 242, 301, 473, 602, 847, 946, 1694, 1849, 3311, 3698, 5203, 6449, 6622, 10406, 12898, 12943, 20339, 25886, 36421, 40678, 45143, 70939, 72842, 90286, 141878, 142373, 223729, 277307, 284746, 447458, 496573, 554614, 780329, 993146, 1560658, 1566103, 1941149, 3050377, 3132206, 3882298, 5462303, 6100754, 10924606, 11924201, 21352639, 23848402, 33554147, 42705278, 67108294, 83469407, 131166211, 166938814, 234879029, 262332422, 469758058, 918163477, 1442828321, 1836326954, 2885656642, 10099798247, 20199596494]

約数ペア:

[(1, 20199596494), (2, 10099798247), (7, 2885656642), (11, 1836326954), (14, 1442828321), (22, 918163477), (43, 469758058), (77, 262332422), (86, 234879029), (121, 166938814), (154, 131166211), (242, 83469407), (301, 67108294), (473, 42705278), (602, 33554147), (847, 23848402), (946, 21352639), (1694, 11924201), (1849, 10924606), (3311, 6100754), (3698, 5462303), (5203, 3882298), (6449, 3132206), (6622, 3050377), (10406, 1941149), (12898, 1566103), (12943, 1560658), (20339, 993146), (25886, 780329), (36421, 554614), (40678, 496573), (45143, 447458), (70939, 284746), (72842, 277307), (90286, 223729), (141878, 142373)]