20194176275

素因数分解:

$5^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{188863}}^1$

素因数の和:188940

約数の個数: 48

約数和(自身を含む): 31475318784

約数和(自身を除く): 11281142509

約数列:

[1, 5, 7, 13, 25, 35, 47, 65, 91, 175, 235, 325, 329, 455, 611, 1175, 1645, 2275, 3055, 4277, 8225, 15275, 21385, 106925, 188863, 944315, 1322041, 2455219, 4721575, 6610205, 8876561, 12276095, 17186533, 33051025, 44382805, 61380475, 62135927, 85932665, 115395293, 221914025, 310679635, 429663325, 576976465, 807767051, 1553398175, 2884882325, 4038835255, 20194176275]

約数ペア:

[(1, 20194176275), (5, 4038835255), (7, 2884882325), (13, 1553398175), (25, 807767051), (35, 576976465), (47, 429663325), (65, 310679635), (91, 221914025), (175, 115395293), (235, 85932665), (325, 62135927), (329, 61380475), (455, 44382805), (611, 33051025), (1175, 17186533), (1645, 12276095), (2275, 8876561), (3055, 6610205), (4277, 4721575), (8225, 2455219), (15275, 1322041), (21385, 944315), (106925, 188863)]