81371642

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{3673}}^1$

素因数の和:3758

約数の個数: 32

約数和(自身を含む): 142845120

約数和(自身を除く): 61473478

約数列:

[1, 2, 11, 19, 22, 38, 53, 106, 209, 418, 583, 1007, 1166, 2014, 3673, 7346, 11077, 22154, 40403, 69787, 80806, 139574, 194669, 389338, 767657, 1535314, 2141359, 3698711, 4282718, 7397422, 40685821, 81371642]

約数ペア:

[(1, 81371642), (2, 40685821), (11, 7397422), (19, 4282718), (22, 3698711), (38, 2141359), (53, 1535314), (106, 767657), (209, 389338), (418, 194669), (583, 139574), (1007, 80806), (1166, 69787), (2014, 40403), (3673, 22154), (7346, 11077)]