18007218

素因数分解:

$2^1\times 3^3\times {\mathrm{31}}^2\times {\mathrm{347}}^1$

素因数の和:420

約数の個数: 48

約数和(自身を含む): 41467680

約数和(自身を除く): 23460462

約数列:

[1, 2, 3, 6, 9, 18, 27, 31, 54, 62, 93, 186, 279, 347, 558, 694, 837, 961, 1041, 1674, 1922, 2082, 2883, 3123, 5766, 6246, 8649, 9369, 10757, 17298, 18738, 21514, 25947, 32271, 51894, 64542, 96813, 193626, 290439, 333467, 580878, 666934, 1000401, 2000802, 3001203, 6002406, 9003609, 18007218]

約数ペア:

[(1, 18007218), (2, 9003609), (3, 6002406), (6, 3001203), (9, 2000802), (18, 1000401), (27, 666934), (31, 580878), (54, 333467), (62, 290439), (93, 193626), (186, 96813), (279, 64542), (347, 51894), (558, 32271), (694, 25947), (837, 21514), (961, 18738), (1041, 17298), (1674, 10757), (1922, 9369), (2082, 8649), (2883, 6246), (3123, 5766)]