20171439008

素因数分解:

$2^5\times 7^1\times {\mathrm{61}}^1\times {\mathrm{977}}^1\times {\mathrm{1511}}^1$

素因数の和:2566

約数の個数: 96

約数和(自身を含む): 46207542528

約数和(自身を除く): 26036103520

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 61, 112, 122, 224, 244, 427, 488, 854, 976, 977, 1511, 1708, 1952, 1954, 3022, 3416, 3908, 6044, 6832, 6839, 7816, 10577, 12088, 13664, 13678, 15632, 21154, 24176, 27356, 31264, 42308, 48352, 54712, 59597, 84616, 92171, 109424, 119194, 169232, 184342, 218848, 238388, 338464, 368684, 417179, 476776, 645197, 737368, 834358, 953552, 1290394, 1474736, 1476247, 1668716, 1907104, 2580788, 2949472, 2952494, 3337432, 5161576, 5904988, 6674864, 10323152, 10333729, 11809976, 13349728, 20646304, 20667458, 23619952, 41334916, 47239904, 82669832, 90051067, 165339664, 180102134, 330679328, 360204268, 630357469, 720408536, 1260714938, 1440817072, 2521429876, 2881634144, 5042859752, 10085719504, 20171439008]

約数ペア:

[(1, 20171439008), (2, 10085719504), (4, 5042859752), (7, 2881634144), (8, 2521429876), (14, 1440817072), (16, 1260714938), (28, 720408536), (32, 630357469), (56, 360204268), (61, 330679328), (112, 180102134), (122, 165339664), (224, 90051067), (244, 82669832), (427, 47239904), (488, 41334916), (854, 23619952), (976, 20667458), (977, 20646304), (1511, 13349728), (1708, 11809976), (1952, 10333729), (1954, 10323152), (3022, 6674864), (3416, 5904988), (3908, 5161576), (6044, 3337432), (6832, 2952494), (6839, 2949472), (7816, 2580788), (10577, 1907104), (12088, 1668716), (13664, 1476247), (13678, 1474736), (15632, 1290394), (21154, 953552), (24176, 834358), (27356, 737368), (31264, 645197), (42308, 476776), (48352, 417179), (54712, 368684), (59597, 338464), (84616, 238388), (92171, 218848), (109424, 184342), (119194, 169232)]