18741408

素因数分解:

$2^5\times 3^1\times 7^1\times {\mathrm{167}}^2$

素因数の和:354

約数の個数: 72

約数和(自身を含む): 56562912

約数和(自身を除く): 37821504

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 42, 48, 56, 84, 96, 112, 167, 168, 224, 334, 336, 501, 668, 672, 1002, 1169, 1336, 2004, 2338, 2672, 3507, 4008, 4676, 5344, 7014, 8016, 9352, 14028, 16032, 18704, 27889, 28056, 37408, 55778, 56112, 83667, 111556, 112224, 167334, 195223, 223112, 334668, 390446, 446224, 585669, 669336, 780892, 892448, 1171338, 1338672, 1561784, 2342676, 2677344, 3123568, 4685352, 6247136, 9370704, 18741408]

約数ペア:

[(1, 18741408), (2, 9370704), (3, 6247136), (4, 4685352), (6, 3123568), (7, 2677344), (8, 2342676), (12, 1561784), (14, 1338672), (16, 1171338), (21, 892448), (24, 780892), (28, 669336), (32, 585669), (42, 446224), (48, 390446), (56, 334668), (84, 223112), (96, 195223), (112, 167334), (167, 112224), (168, 111556), (224, 83667), (334, 56112), (336, 55778), (501, 37408), (668, 28056), (672, 27889), (1002, 18704), (1169, 16032), (1336, 14028), (2004, 9352), (2338, 8016), (2672, 7014), (3507, 5344), (4008, 4676)]