17989144

素因数分解:

$2^3\times {\mathrm{61}}^1\times {\mathrm{191}}^1\times {\mathrm{193}}^1$

素因数の和:451

約数の個数: 32

約数和(自身を含む): 34640640

約数和(自身を除く): 16651496

約数列:

[1, 2, 4, 8, 61, 122, 191, 193, 244, 382, 386, 488, 764, 772, 1528, 1544, 11651, 11773, 23302, 23546, 36863, 46604, 47092, 73726, 93208, 94184, 147452, 294904, 2248643, 4497286, 8994572, 17989144]

約数ペア:

[(1, 17989144), (2, 8994572), (4, 4497286), (8, 2248643), (61, 294904), (122, 147452), (191, 94184), (193, 93208), (244, 73726), (382, 47092), (386, 46604), (488, 36863), (764, 23546), (772, 23302), (1528, 11773), (1544, 11651)]