18376494

素因数分解:

$2^1\times 3^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{59}}^1\times {\mathrm{61}}^1$

素因数の和:185

約数の個数: 64

約数和(自身を含む): 40711680

約数和(自身を除く): 22335186

約数列:

[1, 2, 3, 6, 23, 37, 46, 59, 61, 69, 74, 111, 118, 122, 138, 177, 183, 222, 354, 366, 851, 1357, 1403, 1702, 2183, 2257, 2553, 2714, 2806, 3599, 4071, 4209, 4366, 4514, 5106, 6549, 6771, 7198, 8142, 8418, 10797, 13098, 13542, 21594, 50209, 51911, 82777, 100418, 103822, 133163, 150627, 155733, 165554, 248331, 266326, 301254, 311466, 399489, 496662, 798978, 3062749, 6125498, 9188247, 18376494]

約数ペア:

[(1, 18376494), (2, 9188247), (3, 6125498), (6, 3062749), (23, 798978), (37, 496662), (46, 399489), (59, 311466), (61, 301254), (69, 266326), (74, 248331), (111, 165554), (118, 155733), (122, 150627), (138, 133163), (177, 103822), (183, 100418), (222, 82777), (354, 51911), (366, 50209), (851, 21594), (1357, 13542), (1403, 13098), (1702, 10797), (2183, 8418), (2257, 8142), (2553, 7198), (2714, 6771), (2806, 6549), (3599, 5106), (4071, 4514), (4209, 4366)]