19339803

素因数分解:

$3^4\times 7^1\times {\mathrm{23}}^1\times {\mathrm{1483}}^1$

素因数の和:1525

約数の個数: 40

約数和(自身を含む): 34476288

約数和(自身を除く): 15136485

約数列:

[1, 3, 7, 9, 21, 23, 27, 63, 69, 81, 161, 189, 207, 483, 567, 621, 1449, 1483, 1863, 4347, 4449, 10381, 13041, 13347, 31143, 34109, 40041, 93429, 102327, 120123, 238763, 280287, 306981, 716289, 840861, 920943, 2148867, 2762829, 6446601, 19339803]

約数ペア:

[(1, 19339803), (3, 6446601), (7, 2762829), (9, 2148867), (21, 920943), (23, 840861), (27, 716289), (63, 306981), (69, 280287), (81, 238763), (161, 120123), (189, 102327), (207, 93429), (483, 40041), (567, 34109), (621, 31143), (1449, 13347), (1483, 13041), (1863, 10381), (4347, 4449)]