19682685

素因数分解:

$3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{2339}}^1$

素因数の和:2378

約数の個数: 48

約数和(自身を含む): 39424320

約数和(自身を除く): 19741635

約数列:

[1, 3, 5, 9, 11, 15, 17, 33, 45, 51, 55, 85, 99, 153, 165, 187, 255, 495, 561, 765, 935, 1683, 2339, 2805, 7017, 8415, 11695, 21051, 25729, 35085, 39763, 77187, 105255, 119289, 128645, 198815, 231561, 357867, 385935, 437393, 596445, 1157805, 1312179, 1789335, 2186965, 3936537, 6560895, 19682685]

約数ペア:

[(1, 19682685), (3, 6560895), (5, 3936537), (9, 2186965), (11, 1789335), (15, 1312179), (17, 1157805), (33, 596445), (45, 437393), (51, 385935), (55, 357867), (85, 231561), (99, 198815), (153, 128645), (165, 119289), (187, 105255), (255, 77187), (495, 39763), (561, 35085), (765, 25729), (935, 21051), (1683, 11695), (2339, 8415), (2805, 7017)]