19023015

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{47}}^1\times {\mathrm{223}}^1$

素因数の和:300

約数の個数: 48

約数和(自身を含む): 34320384

約数和(自身を除く): 15297369

約数列:

[1, 3, 5, 11, 15, 33, 47, 55, 121, 141, 165, 223, 235, 363, 517, 605, 669, 705, 1115, 1551, 1815, 2453, 2585, 3345, 5687, 7359, 7755, 10481, 12265, 17061, 26983, 28435, 31443, 36795, 52405, 80949, 85305, 115291, 134915, 157215, 345873, 404745, 576455, 1268201, 1729365, 3804603, 6341005, 19023015]

約数ペア:

[(1, 19023015), (3, 6341005), (5, 3804603), (11, 1729365), (15, 1268201), (33, 576455), (47, 404745), (55, 345873), (121, 157215), (141, 134915), (165, 115291), (223, 85305), (235, 80949), (363, 52405), (517, 36795), (605, 31443), (669, 28435), (705, 26983), (1115, 17061), (1551, 12265), (1815, 10481), (2453, 7755), (2585, 7359), (3345, 5687)]