18513774

素因数分解:

$2^1\times 3^2\times {\mathrm{29}}^2\times {\mathrm{1223}}^1$

素因数の和:1289

約数の個数: 36

約数和(自身を含む): 41578056

約数和(自身を除く): 23064282

約数列:

[1, 2, 3, 6, 9, 18, 29, 58, 87, 174, 261, 522, 841, 1223, 1682, 2446, 2523, 3669, 5046, 7338, 7569, 11007, 15138, 22014, 35467, 70934, 106401, 212802, 319203, 638406, 1028543, 2057086, 3085629, 6171258, 9256887, 18513774]

約数ペア:

[(1, 18513774), (2, 9256887), (3, 6171258), (6, 3085629), (9, 2057086), (18, 1028543), (29, 638406), (58, 319203), (87, 212802), (174, 106401), (261, 70934), (522, 35467), (841, 22014), (1223, 15138), (1682, 11007), (2446, 7569), (2523, 7338), (3669, 5046)]