19984806

素因数分解:

$2^1\times 3^8\times {\mathrm{1523}}^1$

素因数の和:1549

約数の個数: 36

約数和(自身を含む): 44993052

約数和(自身を除く): 25008246

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 162, 243, 486, 729, 1458, 1523, 2187, 3046, 4374, 4569, 6561, 9138, 13122, 13707, 27414, 41121, 82242, 123363, 246726, 370089, 740178, 1110267, 2220534, 3330801, 6661602, 9992403, 19984806]

約数ペア:

[(1, 19984806), (2, 9992403), (3, 6661602), (6, 3330801), (9, 2220534), (18, 1110267), (27, 740178), (54, 370089), (81, 246726), (162, 123363), (243, 82242), (486, 41121), (729, 27414), (1458, 13707), (1523, 13122), (2187, 9138), (3046, 6561), (4374, 4569)]