218290468

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{8423}}^1$

素因数の和:8488

約数の個数: 48

約数和(自身を含む): 452874240

約数和(自身を除く): 234583772

約数列:

[1, 2, 4, 11, 19, 22, 31, 38, 44, 62, 76, 124, 209, 341, 418, 589, 682, 836, 1178, 1364, 2356, 6479, 8423, 12958, 16846, 25916, 33692, 92653, 160037, 185306, 261113, 320074, 370612, 522226, 640148, 1044452, 1760407, 2872243, 3520814, 4961147, 5744486, 7041628, 9922294, 11488972, 19844588, 54572617, 109145234, 218290468]

約数ペア:

[(1, 218290468), (2, 109145234), (4, 54572617), (11, 19844588), (19, 11488972), (22, 9922294), (31, 7041628), (38, 5744486), (44, 4961147), (62, 3520814), (76, 2872243), (124, 1760407), (209, 1044452), (341, 640148), (418, 522226), (589, 370612), (682, 320074), (836, 261113), (1178, 185306), (1364, 160037), (2356, 92653), (6479, 33692), (8423, 25916), (12958, 16846)]