18894252

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{3907}}^1$

素因数の和:3958

約数の個数: 48

約数和(自身を含む): 49021952

約数和(自身を除く): 30127700

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 31, 39, 52, 62, 78, 93, 124, 156, 186, 372, 403, 806, 1209, 1612, 2418, 3907, 4836, 7814, 11721, 15628, 23442, 46884, 50791, 101582, 121117, 152373, 203164, 242234, 304746, 363351, 484468, 609492, 726702, 1453404, 1574521, 3149042, 4723563, 6298084, 9447126, 18894252]

約数ペア:

[(1, 18894252), (2, 9447126), (3, 6298084), (4, 4723563), (6, 3149042), (12, 1574521), (13, 1453404), (26, 726702), (31, 609492), (39, 484468), (52, 363351), (62, 304746), (78, 242234), (93, 203164), (124, 152373), (156, 121117), (186, 101582), (372, 50791), (403, 46884), (806, 23442), (1209, 15628), (1612, 11721), (2418, 7814), (3907, 4836)]