17887398

素因数分解:

$2^1\times 3^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{89}}^1$

素因数の和:197

約数の個数: 64

約数和(自身を含む): 39916800

約数和(自身を除く): 22029402

約数列:

[1, 2, 3, 6, 19, 38, 41, 43, 57, 82, 86, 89, 114, 123, 129, 178, 246, 258, 267, 534, 779, 817, 1558, 1634, 1691, 1763, 2337, 2451, 3382, 3526, 3649, 3827, 4674, 4902, 5073, 5289, 7298, 7654, 10146, 10578, 10947, 11481, 21894, 22962, 33497, 66994, 69331, 72713, 100491, 138662, 145426, 156907, 200982, 207993, 218139, 313814, 415986, 436278, 470721, 941442, 2981233, 5962466, 8943699, 17887398]

約数ペア:

[(1, 17887398), (2, 8943699), (3, 5962466), (6, 2981233), (19, 941442), (38, 470721), (41, 436278), (43, 415986), (57, 313814), (82, 218139), (86, 207993), (89, 200982), (114, 156907), (123, 145426), (129, 138662), (178, 100491), (246, 72713), (258, 69331), (267, 66994), (534, 33497), (779, 22962), (817, 21894), (1558, 11481), (1634, 10947), (1691, 10578), (1763, 10146), (2337, 7654), (2451, 7298), (3382, 5289), (3526, 5073), (3649, 4902), (3827, 4674)]