20536415991

素因数分解:

$3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{73}}^1\times {\mathrm{6481}}^1$

素因数の和:6633

約数の個数: 96

約数和(自身を含む): 37713416832

約数和(自身を除く): 17177000841

約数列:

[1, 3, 7, 9, 13, 21, 39, 53, 63, 73, 91, 117, 159, 219, 273, 371, 477, 511, 657, 689, 819, 949, 1113, 1533, 2067, 2847, 3339, 3869, 4599, 4823, 6201, 6481, 6643, 8541, 11607, 14469, 19443, 19929, 27083, 34821, 43407, 45367, 50297, 58329, 59787, 81249, 84253, 136101, 150891, 243747, 252759, 343493, 352079, 408303, 452673, 473113, 589771, 758277, 1030479, 1056237, 1419339, 1769313, 2404451, 3091437, 3168711, 3311791, 4258017, 4465409, 5307939, 6150469, 7213353, 9935373, 13396227, 18451407, 21640059, 25074989, 29806119, 31257863, 40188681, 43053283, 55354221, 75224967, 93773589, 129159849, 175524923, 225674901, 281320767, 325974857, 387479547, 526574769, 977924571, 1579724307, 2281823999, 2933773713, 6845471997, 20536415991]

約数ペア:

[(1, 20536415991), (3, 6845471997), (7, 2933773713), (9, 2281823999), (13, 1579724307), (21, 977924571), (39, 526574769), (53, 387479547), (63, 325974857), (73, 281320767), (91, 225674901), (117, 175524923), (159, 129159849), (219, 93773589), (273, 75224967), (371, 55354221), (477, 43053283), (511, 40188681), (657, 31257863), (689, 29806119), (819, 25074989), (949, 21640059), (1113, 18451407), (1533, 13396227), (2067, 9935373), (2847, 7213353), (3339, 6150469), (3869, 5307939), (4599, 4465409), (4823, 4258017), (6201, 3311791), (6481, 3168711), (6643, 3091437), (8541, 2404451), (11607, 1769313), (14469, 1419339), (19443, 1056237), (19929, 1030479), (27083, 758277), (34821, 589771), (43407, 473113), (45367, 452673), (50297, 408303), (58329, 352079), (59787, 343493), (81249, 252759), (84253, 243747), (136101, 150891)]