20174919968

素因数分解:

$2^5\times 7^1\times {\mathrm{167}}^1\times {\mathrm{539321}}^1$

素因数の和:539505

約数の個数: 48

約数和(自身を含む): 45665472384

約数和(自身を除く): 25490552416

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 112, 167, 224, 334, 668, 1169, 1336, 2338, 2672, 4676, 5344, 9352, 18704, 37408, 539321, 1078642, 2157284, 3775247, 4314568, 7550494, 8629136, 15100988, 17258272, 30201976, 60403952, 90066607, 120807904, 180133214, 360266428, 630466249, 720532856, 1260932498, 1441065712, 2521864996, 2882131424, 5043729992, 10087459984, 20174919968]

約数ペア:

[(1, 20174919968), (2, 10087459984), (4, 5043729992), (7, 2882131424), (8, 2521864996), (14, 1441065712), (16, 1260932498), (28, 720532856), (32, 630466249), (56, 360266428), (112, 180133214), (167, 120807904), (224, 90066607), (334, 60403952), (668, 30201976), (1169, 17258272), (1336, 15100988), (2338, 8629136), (2672, 7550494), (4676, 4314568), (5344, 3775247), (9352, 2157284), (18704, 1078642), (37408, 539321)]