17997636

素因数分解:

$2^2\times 3^1\times {\mathrm{19}}^1\times {\mathrm{193}}^1\times {\mathrm{409}}^1$

素因数の和:628

約数の個数: 48

約数和(自身を含む): 44542400

約数和(自身を除く): 26544764

約数列:

[1, 2, 3, 4, 6, 12, 19, 38, 57, 76, 114, 193, 228, 386, 409, 579, 772, 818, 1158, 1227, 1636, 2316, 2454, 3667, 4908, 7334, 7771, 11001, 14668, 15542, 22002, 23313, 31084, 44004, 46626, 78937, 93252, 157874, 236811, 315748, 473622, 947244, 1499803, 2999606, 4499409, 5999212, 8998818, 17997636]

約数ペア:

[(1, 17997636), (2, 8998818), (3, 5999212), (4, 4499409), (6, 2999606), (12, 1499803), (19, 947244), (38, 473622), (57, 315748), (76, 236811), (114, 157874), (193, 93252), (228, 78937), (386, 46626), (409, 44004), (579, 31084), (772, 23313), (818, 22002), (1158, 15542), (1227, 14668), (1636, 11001), (2316, 7771), (2454, 7334), (3667, 4908)]