18457735681

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{242377}}^1$

素因数の和:242461

約数の個数: 32

約数和(自身を含む): 24571312128

約数和(自身を除く): 6113576447

約数列:

[1, 7, 11, 23, 43, 77, 161, 253, 301, 473, 989, 1771, 3311, 6923, 10879, 76153, 242377, 1696639, 2666147, 5574671, 10422211, 18663029, 39022697, 61321381, 72955477, 114644321, 239710853, 429249667, 802510247, 1677975971, 2636819383, 18457735681]

約数ペア:

[(1, 18457735681), (7, 2636819383), (11, 1677975971), (23, 802510247), (43, 429249667), (77, 239710853), (161, 114644321), (253, 72955477), (301, 61321381), (473, 39022697), (989, 18663029), (1771, 10422211), (3311, 5574671), (6923, 2666147), (10879, 1696639), (76153, 242377)]