20181844172

素因数分解:

$2^2\times 7^1\times {\mathrm{241}}^1\times {\mathrm{449}}^1\times {\mathrm{6661}}^1$

素因数の和:7362

約数の個数: 48

約数和(自身を含む): 40627540800

約数和(自身を除く): 20445696628

約数列:

[1, 2, 4, 7, 14, 28, 241, 449, 482, 898, 964, 1687, 1796, 3143, 3374, 6286, 6661, 6748, 12572, 13322, 26644, 46627, 93254, 108209, 186508, 216418, 432836, 757463, 1514926, 1605301, 2990789, 3029852, 3210602, 5981578, 6421204, 11237107, 11963156, 20935523, 22474214, 41871046, 44948428, 83742092, 720780149, 1441560298, 2883120596, 5045461043, 10090922086, 20181844172]

約数ペア:

[(1, 20181844172), (2, 10090922086), (4, 5045461043), (7, 2883120596), (14, 1441560298), (28, 720780149), (241, 83742092), (449, 44948428), (482, 41871046), (898, 22474214), (964, 20935523), (1687, 11963156), (1796, 11237107), (3143, 6421204), (3374, 5981578), (6286, 3210602), (6661, 3029852), (6748, 2990789), (12572, 1605301), (13322, 1514926), (26644, 757463), (46627, 432836), (93254, 216418), (108209, 186508)]