19288095

素因数分解:

$3^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{109}}^1\times {\mathrm{251}}^1$

素因数の和:415

約数の個数: 32

約数和(自身を含む): 31933440

約数和(自身を除く): 12645345

約数列:

[1, 3, 5, 15, 47, 109, 141, 235, 251, 327, 545, 705, 753, 1255, 1635, 3765, 5123, 11797, 15369, 25615, 27359, 35391, 58985, 76845, 82077, 136795, 176955, 410385, 1285873, 3857619, 6429365, 19288095]

約数ペア:

[(1, 19288095), (3, 6429365), (5, 3857619), (15, 1285873), (47, 410385), (109, 176955), (141, 136795), (235, 82077), (251, 76845), (327, 58985), (545, 35391), (705, 27359), (753, 25615), (1255, 15369), (1635, 11797), (3765, 5123)]