2019720976

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{73009}}^1$

素因数の和:73056

約数の個数: 80

約数和(自身を含む): 5069814400

約数和(自身を除く): 3050093424

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 19, 26, 28, 38, 52, 56, 76, 91, 104, 112, 133, 152, 182, 208, 247, 266, 304, 364, 494, 532, 728, 988, 1064, 1456, 1729, 1976, 2128, 3458, 3952, 6916, 13832, 27664, 73009, 146018, 292036, 511063, 584072, 949117, 1022126, 1168144, 1387171, 1898234, 2044252, 2774342, 3796468, 4088504, 5548684, 6643819, 7592936, 8177008, 9710197, 11097368, 13287638, 15185872, 18033223, 19420394, 22194736, 26575276, 36066446, 38840788, 53150552, 72132892, 77681576, 106301104, 126232561, 144265784, 155363152, 252465122, 288531568, 504930244, 1009860488, 2019720976]

約数ペア:

[(1, 2019720976), (2, 1009860488), (4, 504930244), (7, 288531568), (8, 252465122), (13, 155363152), (14, 144265784), (16, 126232561), (19, 106301104), (26, 77681576), (28, 72132892), (38, 53150552), (52, 38840788), (56, 36066446), (76, 26575276), (91, 22194736), (104, 19420394), (112, 18033223), (133, 15185872), (152, 13287638), (182, 11097368), (208, 9710197), (247, 8177008), (266, 7592936), (304, 6643819), (364, 5548684), (494, 4088504), (532, 3796468), (728, 2774342), (988, 2044252), (1064, 1898234), (1456, 1387171), (1729, 1168144), (1976, 1022126), (2128, 949117), (3458, 584072), (3952, 511063), (6916, 292036), (13832, 146018), (27664, 73009)]