19288503

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{179}}^1\times {\mathrm{307}}^1$

素因数の和:508

約数の個数: 32

約数和(自身を含む): 31046400

約数和(自身を除く): 11757897

約数列:

[1, 3, 9, 13, 27, 39, 117, 179, 307, 351, 537, 921, 1611, 2327, 2763, 3991, 4833, 6981, 8289, 11973, 20943, 35919, 54953, 62829, 107757, 164859, 494577, 714389, 1483731, 2143167, 6429501, 19288503]

約数ペア:

[(1, 19288503), (3, 6429501), (9, 2143167), (13, 1483731), (27, 714389), (39, 494577), (117, 164859), (179, 107757), (307, 62829), (351, 54953), (537, 35919), (921, 20943), (1611, 11973), (2327, 8289), (2763, 6981), (3991, 4833)]