18766728

素因数分解:

$2^3\times 3^4\times {\mathrm{28961}}^1$

素因数の和:28979

約数の個数: 40

約数和(自身を含む): 52566030

約数和(自身を除く): 33799302

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 81, 108, 162, 216, 324, 648, 28961, 57922, 86883, 115844, 173766, 231688, 260649, 347532, 521298, 695064, 781947, 1042596, 1563894, 2085192, 2345841, 3127788, 4691682, 6255576, 9383364, 18766728]

約数ペア:

[(1, 18766728), (2, 9383364), (3, 6255576), (4, 4691682), (6, 3127788), (8, 2345841), (9, 2085192), (12, 1563894), (18, 1042596), (24, 781947), (27, 695064), (36, 521298), (54, 347532), (72, 260649), (81, 231688), (108, 173766), (162, 115844), (216, 86883), (324, 57922), (648, 28961)]