18352724

素因数分解:

$2^2\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{1597}}^1$

素因数の和:1644

約数の個数: 36

約数和(自身を含む): 36846684

約数和(自身を除く): 18493960

約数列:

[1, 2, 4, 13, 17, 26, 34, 52, 68, 169, 221, 338, 442, 676, 884, 1597, 2873, 3194, 5746, 6388, 11492, 20761, 27149, 41522, 54298, 83044, 108596, 269893, 352937, 539786, 705874, 1079572, 1411748, 4588181, 9176362, 18352724]

約数ペア:

[(1, 18352724), (2, 9176362), (4, 4588181), (13, 1411748), (17, 1079572), (26, 705874), (34, 539786), (52, 352937), (68, 269893), (169, 108596), (221, 83044), (338, 54298), (442, 41522), (676, 27149), (884, 20761), (1597, 11492), (2873, 6388), (3194, 5746)]