38906984

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{359}}^1$

素因数の和:438

約数の個数: 64

約数和(自身を含む): 82944000

約数和(自身を除く): 44037016

約数列:

[1, 2, 4, 8, 19, 23, 31, 38, 46, 62, 76, 92, 124, 152, 184, 248, 359, 437, 589, 713, 718, 874, 1178, 1426, 1436, 1748, 2356, 2852, 2872, 3496, 4712, 5704, 6821, 8257, 11129, 13547, 13642, 16514, 22258, 27094, 27284, 33028, 44516, 54188, 54568, 66056, 89032, 108376, 156883, 211451, 255967, 313766, 422902, 511934, 627532, 845804, 1023868, 1255064, 1691608, 2047736, 4863373, 9726746, 19453492, 38906984]

約数ペア:

[(1, 38906984), (2, 19453492), (4, 9726746), (8, 4863373), (19, 2047736), (23, 1691608), (31, 1255064), (38, 1023868), (46, 845804), (62, 627532), (76, 511934), (92, 422902), (124, 313766), (152, 255967), (184, 211451), (248, 156883), (359, 108376), (437, 89032), (589, 66056), (713, 54568), (718, 54188), (874, 44516), (1178, 33028), (1426, 27284), (1436, 27094), (1748, 22258), (2356, 16514), (2852, 13642), (2872, 13547), (3496, 11129), (4712, 8257), (5704, 6821)]