20179356904

素因数分解:

$2^3\times 7^1\times {\mathrm{19}}^1\times {\mathrm{4987}}^1\times {\mathrm{3803}}^1$

素因数の和:8822

約数の個数: 64

約数和(自身を含む): 45538444800

約数和(自身を除く): 25359087896

約数列:

[1, 2, 4, 7, 8, 14, 19, 28, 38, 56, 76, 133, 152, 266, 532, 1064, 3803, 4987, 7606, 9974, 15212, 19948, 26621, 30424, 34909, 39896, 53242, 69818, 72257, 94753, 106484, 139636, 144514, 189506, 212968, 279272, 289028, 379012, 505799, 578056, 663271, 758024, 1011598, 1326542, 2023196, 2653084, 4046392, 5306168, 18965561, 37931122, 75862244, 132758927, 151724488, 265517854, 360345659, 531035708, 720691318, 1062071416, 1441382636, 2522419613, 2882765272, 5044839226, 10089678452, 20179356904]

約数ペア:

[(1, 20179356904), (2, 10089678452), (4, 5044839226), (7, 2882765272), (8, 2522419613), (14, 1441382636), (19, 1062071416), (28, 720691318), (38, 531035708), (56, 360345659), (76, 265517854), (133, 151724488), (152, 132758927), (266, 75862244), (532, 37931122), (1064, 18965561), (3803, 5306168), (4987, 4046392), (7606, 2653084), (9974, 2023196), (15212, 1326542), (19948, 1011598), (26621, 758024), (30424, 663271), (34909, 578056), (39896, 505799), (53242, 379012), (69818, 289028), (72257, 279272), (94753, 212968), (106484, 189506), (139636, 144514)]