18682510

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{1277}}^1$

素因数の和:1321

約数の個数: 64

約数和(自身を含む): 44167680

約数和(自身を除く): 25485170

約数列:

[1, 2, 5, 7, 10, 11, 14, 19, 22, 35, 38, 55, 70, 77, 95, 110, 133, 154, 190, 209, 266, 385, 418, 665, 770, 1045, 1277, 1330, 1463, 2090, 2554, 2926, 6385, 7315, 8939, 12770, 14047, 14630, 17878, 24263, 28094, 44695, 48526, 70235, 89390, 98329, 121315, 140470, 169841, 196658, 242630, 266893, 339682, 491645, 533786, 849205, 983290, 1334465, 1698410, 1868251, 2668930, 3736502, 9341255, 18682510]

約数ペア:

[(1, 18682510), (2, 9341255), (5, 3736502), (7, 2668930), (10, 1868251), (11, 1698410), (14, 1334465), (19, 983290), (22, 849205), (35, 533786), (38, 491645), (55, 339682), (70, 266893), (77, 242630), (95, 196658), (110, 169841), (133, 140470), (154, 121315), (190, 98329), (209, 89390), (266, 70235), (385, 48526), (418, 44695), (665, 28094), (770, 24263), (1045, 17878), (1277, 14630), (1330, 14047), (1463, 12770), (2090, 8939), (2554, 7315), (2926, 6385)]