18304986

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{59}}^1\times {\mathrm{83}}^1\times {\mathrm{89}}^1$

素因数の和:243

約数の個数: 64

約数和(自身を含む): 43545600

約数和(自身を除く): 25240614

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 59, 83, 89, 118, 166, 177, 178, 249, 267, 354, 413, 498, 534, 581, 623, 826, 1162, 1239, 1246, 1743, 1869, 2478, 3486, 3738, 4897, 5251, 7387, 9794, 10502, 14691, 14774, 15753, 22161, 29382, 31506, 34279, 36757, 44322, 51709, 68558, 73514, 102837, 103418, 110271, 155127, 205674, 220542, 310254, 435833, 871666, 1307499, 2614998, 3050831, 6101662, 9152493, 18304986]

約数ペア:

[(1, 18304986), (2, 9152493), (3, 6101662), (6, 3050831), (7, 2614998), (14, 1307499), (21, 871666), (42, 435833), (59, 310254), (83, 220542), (89, 205674), (118, 155127), (166, 110271), (177, 103418), (178, 102837), (249, 73514), (267, 68558), (354, 51709), (413, 44322), (498, 36757), (534, 34279), (581, 31506), (623, 29382), (826, 22161), (1162, 15753), (1239, 14774), (1246, 14691), (1743, 10502), (1869, 9794), (2478, 7387), (3486, 5251), (3738, 4897)]