18969768

素因数分解:

$2^3\times 3^3\times {\mathrm{31}}^1\times {\mathrm{2833}}^1$

素因数の和:2879

約数の個数: 64

約数和(自身を含む): 54412800

約数和(自身を除く): 35443032

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 31, 36, 54, 62, 72, 93, 108, 124, 186, 216, 248, 279, 372, 558, 744, 837, 1116, 1674, 2232, 2833, 3348, 5666, 6696, 8499, 11332, 16998, 22664, 25497, 33996, 50994, 67992, 76491, 87823, 101988, 152982, 175646, 203976, 263469, 305964, 351292, 526938, 611928, 702584, 790407, 1053876, 1580814, 2107752, 2371221, 3161628, 4742442, 6323256, 9484884, 18969768]

約数ペア:

[(1, 18969768), (2, 9484884), (3, 6323256), (4, 4742442), (6, 3161628), (8, 2371221), (9, 2107752), (12, 1580814), (18, 1053876), (24, 790407), (27, 702584), (31, 611928), (36, 526938), (54, 351292), (62, 305964), (72, 263469), (93, 203976), (108, 175646), (124, 152982), (186, 101988), (216, 87823), (248, 76491), (279, 67992), (372, 50994), (558, 33996), (744, 25497), (837, 22664), (1116, 16998), (1674, 11332), (2232, 8499), (2833, 6696), (3348, 5666)]