18857304

素因数分解:

$2^3\times 3^2\times {\mathrm{181}}^1\times {\mathrm{1447}}^1$

素因数の和:1640

約数の個数: 48

約数和(自身を含む): 51389520

約数和(自身を除く): 32532216

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 181, 362, 543, 724, 1086, 1447, 1448, 1629, 2172, 2894, 3258, 4341, 4344, 5788, 6516, 8682, 11576, 13023, 13032, 17364, 26046, 34728, 52092, 104184, 261907, 523814, 785721, 1047628, 1571442, 2095256, 2357163, 3142884, 4714326, 6285768, 9428652, 18857304]

約数ペア:

[(1, 18857304), (2, 9428652), (3, 6285768), (4, 4714326), (6, 3142884), (8, 2357163), (9, 2095256), (12, 1571442), (18, 1047628), (24, 785721), (36, 523814), (72, 261907), (181, 104184), (362, 52092), (543, 34728), (724, 26046), (1086, 17364), (1447, 13032), (1448, 13023), (1629, 11576), (2172, 8682), (2894, 6516), (3258, 5788), (4341, 4344)]